New pages
8 August 2026
- 03:0103:01, 8 August 2026 Regularization (mathematics) (hist | edit) [8,330 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Regularization (mathematics)''' is a mathematical technique used to modify an optimization problem by introducing additional constraints or penalty terms to discourage undesirable solutions. In Machine learning, regularization is commonly used to reduce Overfitting by penalizing model complexity and encouraging solutions that generalize better to previously unseen data. A regularized optimization objective can generally be represented as: <math> J(\thet...") Tag: Visual edit
- 02:5602:56, 8 August 2026 Loss function (hist | edit) [7,915 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Loss function''' is a mathematical function used in Machine learning and statistical modelling to quantify the difference between a model's predicted output and the desired or observed outcome. It provides a numerical measure of model error that can be used to evaluate and optimize the model's performance. During model training, an optimization algorithm such as Gradient descent attempts to minimize the loss function by adjusting the model's parameters. I...") Tag: Visual edit
- 02:5202:52, 8 August 2026 Gradient descent (hist | edit) [7,764 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Gradient descent''' is an iterative optimization algorithm used to minimize a loss function by adjusting the parameters of a mathematical model in the direction that reduces the loss. It is one of the fundamental optimization methods used in Machine learning and Deep learning, particularly for training artificial neural networks. Gradient descent uses the gradient of the loss function to determine the direction of greates...") Tag: Visual edit
- 02:5002:50, 8 August 2026 Chain rule (hist | edit) [4,432 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Chain rule''' is a fundamental rule of differential calculus used to calculate the derivative of a composite function. It expresses how the rate of change of an outer function with respect to an inner function combines with the rate of change of the inner function with respect to the independent variable. If a function is defined as: <math> y=f(g(x)) </math> then the derivative of '''y''' with respect to '''x''' is: <math> \frac{dy}{dx} = \frac{dy}{dg} \...") Tag: Visual edit
- 02:4902:49, 8 August 2026 Backpropagation (hist | edit) [8,317 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Backpropagation''' is an algorithm used to efficiently calculate the gradients of a loss function with respect to the parameters of an Artificial neural network. It enables neural networks to learn by determining how changes in the network's weights and biases affect the difference between the model's predicted output and the desired output. Backpropagation applies the chain rule of calculus to propagate error information backward through the layers of a...") Tag: Visual edit
- 02:4802:48, 8 August 2026 Artificial neural network (hist | edit) [9,321 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Artificial neural network''' ('''ANN''') is a computational model composed of interconnected processing units, commonly called neurons, that is designed to learn patterns and relationships from data. Artificial neural networks are a major component of Machine learning and form the foundation of many Deep learning systems. An artificial neural network typically consists of an input layer, one or more hidden layers, and an output layer. Each connection betw...") Tag: Visual edit
- 02:4702:47, 8 August 2026 Deep learning (hist | edit) [8,808 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Deep learning''' is a branch of Machine learning that uses multilayer artificial neural networks to learn complex patterns and representations from data. Deep learning models can automatically learn hierarchical representations from large datasets and are widely used in artificial intelligence applications involving language, images, speech, video, prediction, and decision-making. Deep learning differs from many traditional m...") Tag: Visual edit
- 02:4702:47, 8 August 2026 Artificial intelligence (hist | edit) [8,852 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Artificial intelligence''' ('''AI''') is a field of computer science concerned with developing computational systems capable of performing tasks that typically require aspects of human intelligence, including learning, reasoning, perception, language processing, problem-solving, decision-making, and pattern recognition. Artificial intelligence encompasses a broad range of methods and technologies, including Machine learning, Deep learning, Natural langu...") Tag: Visual edit
- 02:4602:46, 8 August 2026 Machine learning (hist | edit) [8,541 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Machine learning''' ('''ML''') is a field of artificial intelligence concerned with developing computational methods that enable systems to learn patterns, relationships, and representations from data and use them to make predictions, classifications, decisions, or generate outputs without relying exclusively on explicitly programmed rules. Machine learning systems are trained using data and mathematical algorithms to identify patterns that can be applied to...") Tag: Visual edit
- 02:4602:46, 8 August 2026 Natural language processing (hist | edit) [8,272 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Natural language processing''' ('''NLP''') is a field of artificial intelligence and Computational linguistics concerned with enabling computers to process, analyze, interpret, and generate human language. NLP combines methods from computer science, linguistics, statistics, and Machine learning to process language in written, spoken, and other digital forms. Natural language processing is used in applications including machine translation, speech reco...") Tag: Visual edit
- 02:4502:45, 8 August 2026 Generative artificial intelligence (hist | edit) [7,683 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Generative artificial intelligence''' ('''generative AI''' or '''GenAI''') is a category of artificial intelligence systems capable of generating new content in response to user inputs or other instructions. Generated content may include text, images, audio, video, software code, and other forms of digital media. Generative artificial intelligence systems learn patterns and representations from training data and use those learned representations to produce ne...") Tag: Visual edit
- 02:4302:43, 8 August 2026 Large language model (hist | edit) [7,020 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Large language model''' ('''LLM''') is a type of artificial intelligence model designed to process and generate human language by learning statistical and semantic patterns from large collections of text and other data. Large language models are typically based on Deep learning architectures and are trained to predict or generate sequences of tokens, enabling them to perform tasks such as text generation, summarization, translation, question answering, inf...") Tag: Visual edit
- 02:4102:41, 8 August 2026 Diversification (hist | edit) [7,942 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Diversification''' is an investment and risk management strategy that involves distributing capital across different investments, asset classes, industries, geographic regions, or other exposures to reduce the impact of poor performance in any single investment or group of investments. The underlying principle is that investments with different risk and return characteristics may not respond identically to the same economic or market conditions. Diversification i...")
- 02:4002:40, 8 August 2026 Investment strategy (hist | edit) [8,124 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Investment strategy''' is a systematic approach used by an investor or investment manager to select, allocate, manage, and monitor investments in accordance with defined financial objectives, risk tolerance, investment horizon, and other investment constraints. An investment strategy establishes the principles and methods used to determine what assets to hold, how much capital to allocate to them, and when portfolio positions should be adjusted. Investment strate...")
- 02:3702:37, 8 August 2026 Portfolio rebalancing (hist | edit) [6,843 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Portfolio rebalancing''' is the process of buying, selling, or otherwise adjusting investments within a portfolio to restore its asset allocation to predetermined target weights. Rebalancing is used to maintain the intended relationship between different asset classes, securities, or investment strategies as changes in market prices cause portfolio weights to diverge from their target allocations. Portfolio rebalancing is a fundamental component o...")
- 02:3602:36, 8 August 2026 Benchmark (finance) (hist | edit) [6,703 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Benchmark (finance)''' is a standard or reference measure used to evaluate the performance, risk, or characteristics of an investment, portfolio, financial instrument, or investment strategy. A benchmark provides a basis for comparison against which investment performance can be measured and analyzed. Financial benchmarks may represent a market index, interest rate, commodity price, currency rate, or other reference value. In Portfolio management, benchmarks...")
- 02:3502:35, 8 August 2026 Passive management (hist | edit) [7,293 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Passive management''' is an investment management approach in which a portfolio is constructed and maintained to track the performance of a specified benchmark, market index, or other predefined investment strategy rather than to systematically outperform it. Passive management generally seeks to replicate the composition and performance characteristics of the underlying benchmark while minimizing unnecessary trading and management costs....")
- 02:3402:34, 8 August 2026 Active management (hist | edit) [7,296 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Active management''' is an investment management approach in which a portfolio manager or investment team makes deliberate investment decisions with the objective of achieving returns different from, and typically higher than, those of a specified benchmark. Active management may involve security selection, asset allocation, sector allocation, market timing, or other investment decisions based on financial analysis, economic research, valua...")
- 02:3302:33, 8 August 2026 Portfolio management (hist | edit) [8,022 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Portfolio management''' is the process of selecting, allocating, monitoring, and adjusting a collection of investments in accordance with an investor's financial objectives, risk tolerance, investment horizon, and other constraints. A portfolio may contain multiple asset classes, including equities, fixed-income securities, cash and cash equivalents, real estate, commodities, and alternative investments. Portfolio management combines investment an...")
- 02:3102:31, 8 August 2026 Asset class (hist | edit) [7,134 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Asset class''' is a category of financial assets that share similar characteristics, economic behavior, and regulatory or investment attributes. Assets within the same class are generally expected to exhibit comparable risk and return characteristics and may respond similarly to changes in economic conditions, interest rates, inflation, or market sentiment. Asset classes are used by investors, portfolio managers, financial institutions, and financial advisers to...")
7 August 2026
- 10:1610:16, 7 August 2026 Tax Foundation (hist | edit) [5,746 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Tax Foundation''' is an independent, nonpartisan nonprofit public policy research organization based in Washington, D.C., United States. Founded in 1937, the organization conducts research and analysis on federal, state, and international tax policy with the objective of promoting evidence-based discussion of taxation, fiscal policy, economic competitiveness, and public finance. The Tax Foundation publishes research reports, policy briefs, tax models, data sets, r...")
- 10:1310:13, 7 August 2026 Electricity Generator Levy (hist | edit) [6,518 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Electricity Generator Levy''' ('''EGL''') is a temporary tax imposed by the United Kingdom on extraordinary revenues earned by certain low-carbon electricity generators. Introduced by the Finance Act 2023, the levy applies to qualifying electricity generated from renewable energy, nuclear power, and other low-carbon sources that benefited from exceptionally high wholesale electricity prices. The levy was introduced as part of the United Kingdom Government's re...")
- 10:1210:12, 7 August 2026 Energy Profits Levy (hist | edit) [5,841 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Energy Profits Levy''' ('''EPL''') was a temporary windfall tax imposed by the United Kingdom on the extraordinary profits of oil and gas companies operating on the United Kingdom Continental Shelf (UKCS). Introduced in 2022 in response to exceptionally high energy prices following the global energy market disruptions associated with the COVID-19 recovery and the Russian invasion of Ukraine, the levy sought to raise additional government revenue from producers ben...")
- 10:1110:11, 7 August 2026 Government Accountability Office (hist | edit) [7,486 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Government Accountability Office''' ('''GAO''') is an independent, nonpartisan legislative branch agency of the United States federal government that provides auditing, evaluation, investigative, and advisory services to the United States Congress. Established in 1921 as the '''General Accounting Office''' under the Budget and Accounting Act of 1921, the agency was renamed the Government Accountability Office in 2004 to reflect its expanded responsibil...")
- 10:0910:09, 7 August 2026 Joint Committee on Taxation (hist | edit) [6,437 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Joint Committee on Taxation''' ('''JCT''') is a nonpartisan committee of the United States Congress that assists Congress in matters relating to federal taxation. Established under the Revenue Act of 1926, the Joint Committee on Taxation provides technical analysis, revenue estimates, legislative support, oversight of the federal tax system, and economic analysis of proposed tax legislation. It serves both the United States House of Representatives and...")
- 10:0710:07, 7 August 2026 One Big Beautiful Bill Act of 2025 (hist | edit) [6,985 bytes] WikiSysopIG (talk | contribs) (Created page with "'''One Big Beautiful Bill Act of 2025''' ('''OBBBA''') is a United States federal law enacted in 2025 that introduced comprehensive changes to federal taxation, government spending, border security, defense, healthcare, education, and energy policy. The legislation was enacted through the congressional budget reconciliation process and forms a central component of President Donald Trump's second-term domestic policy agenda. It was signed into law on 4 July 2025....")
- 09:4309:43, 7 August 2026 Crude Oil Windfall Profit Tax Act of 1980 (hist | edit) [6,170 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Crude Oil Windfall Profit Tax Act of 1980''' was a federal law enacted by the United States in 1980 that imposed an excise tax on the additional revenues earned from the sale of domestically produced crude oil following the phased deregulation of petroleum prices. Despite its name, the legislation did not impose a tax directly on corporate profits; instead, it taxed the difference between the market price of crude oil and a legislatively defined base price, subjec...")
- 09:4109:41, 7 August 2026 Organization of the Petroleum Exporting Countries (hist | edit) [6,871 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Organization of the Petroleum Exporting Countries''' ('''OPEC''') is an intergovernmental organization of major oil-exporting countries that coordinates and harmonizes petroleum policies among its member states in order to stabilize international oil markets, promote efficient and secure energy supplies, ensure fair and stable returns for petroleum producers, and provide reliable supplies to consumers. Established in 1960, OPEC plays a significant role in the glob...")
- 09:3709:37, 7 August 2026 Brent crude (hist | edit) [5,706 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Brent crude''' is a major international benchmark grade of crude oil used for pricing a significant proportion of the world's internationally traded crude oil. Produced primarily from oil fields in the North Sea between the United Kingdom and Norway, Brent crude serves as a reference price for crude oil produced in Europe, Africa, the Middle East, and many other regions. Its price is widely used by producers, refiners, traders, governments, and financial instituti...")
- 09:3609:36, 7 August 2026 Think tank (hist | edit) [6,824 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Think tank''' is an organization that conducts research, analysis, and policy studies to develop recommendations on public policy, economics, international relations, technology, national security, business, governance, and other issues of public importance. Think tanks produce evidence-based research intended to inform governments, policymakers, businesses, academic institutions, civil society organizations, and the public through reports, policy briefs, books, c...")
- 09:3409:34, 7 August 2026 Center for American Progress (hist | edit) [5,800 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Center for American Progress''' ('''CAP''') is a nonprofit public policy research and advocacy organization based in Washington, D.C., United States. Founded in 2003, the organization conducts research, develops public policy proposals, and publishes analysis on a wide range of domestic and international issues, including economic policy, national security, climate change, energy, healthcare, education, technology, democracy, civil rights, immigration, and foreign...")
- 09:2709:27, 7 August 2026 Fiscal policy (hist | edit) [7,201 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Fiscal policy''' is the use of government taxation, public expenditure, and borrowing to influence economic activity, promote sustainable economic growth, stabilize prices, encourage employment, and achieve broader macroeconomic objectives. Fiscal policy is implemented primarily through a government's annual budget and other fiscal measures that affect aggregate demand, income distribution, and the allocation of public resources. Governments use fiscal policy to...")
- 09:2509:25, 7 August 2026 Windfall tax (hist | edit) [6,721 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Windfall tax''' is a tax imposed by a government on unexpected or exceptionally high profits earned by individuals or businesses due to extraordinary market conditions rather than increased efficiency, innovation, or investment. Windfall taxes are typically levied on industries that experience sudden and substantial gains arising from external events such as commodity price surges, geopolitical conflicts, natural resource discoveries, financial crises, regulatory...")
- 07:3107:31, 7 August 2026 Weighted average cost of capital (hist | edit) [6,593 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Weighted average cost of capital''' ('''WACC''') is the average rate of return that a company is expected to pay to all of its providers of capital, including shareholders and creditors, weighted according to the proportion of equity and debt in its capital structure. It represents the minimum return that a company must earn on its investments to satisfy investors and creditors while maintaining its market value. The weighted average cost of capital reflects the...")
- 07:2707:27, 7 August 2026 Discounted cash flow (hist | edit) [7,109 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Discounted cash flow''' ('''DCF''') is a business valuation method used to estimate the intrinsic value of an asset, business, project, or investment by calculating the present value of its expected future cash flows. The method is based on the principle that money available today is worth more than the same amount received in the future because of the time value of money. By discounting projected future cash flows using an appropriate discount rate, discounted ca...") Tag: Visual edit
- 07:2607:26, 7 August 2026 Business valuation (hist | edit) [6,976 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Business valuation''' is the process of determining the economic value of a business, company, or ownership interest using recognized financial, accounting, and valuation methodologies. Business valuation estimates the fair value of an enterprise by analyzing its financial performance, assets, liabilities, cash flows, market position, growth prospects, and business risks. It is widely used in mergers and acquisitions, investment analysis, financial reporting, taxa...") Tag: Visual edit
- 07:2407:24, 7 August 2026 Financial analysis (hist | edit) [7,291 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Financial analysis''' is the process of evaluating the financial performance, financial position, liquidity, profitability, efficiency, solvency, and future prospects of an organization through the systematic examination of its financial statements and related economic information. Financial analysis assists investors, creditors, management, regulators, and other stakeholders in assessing an organization's financial health, identifying trends, measuring performanc...") Tag: Visual edit
- 07:2307:23, 7 August 2026 Statement of cash flows (hist | edit) [7,334 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Statement of cash flows''' (also known as the '''cash flow statement''') is one of the principal financial statements that reports the cash inflows and cash outflows of an organization during an accounting period. It provides information about how cash and cash equivalents are generated and used through operating, investing, and financing activities, enabling users to assess an organization's liquidity, solvency, financial flexibility, and ability to generate futu...") Tag: Visual edit
- 07:1807:18, 7 August 2026 Free cash flow (hist | edit) [6,225 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Free cash flow''' ('''FCF''') is the cash generated by a business after accounting for the capital expenditures required to maintain or expand its asset base. It represents the cash available for distribution to shareholders and creditors or for reinvestment in the business after funding day-to-day operations and long-term investments. Free cash flow is widely regarded as one of the most important measures of a company's financial strength, liquidity, and ability...") Tag: Visual edit
- 07:1607:16, 7 August 2026 Operating expenditure (hist | edit) [6,652 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Operating expenditure''' ('''OpEx''' or '''OPEX''') is the recurring expenditure incurred by an organization in the ordinary course of business to operate, maintain, and administer its day-to-day activities. Operating expenditure includes expenses that are consumed within a single accounting period and are recognized immediately in the Income statement, rather than being capitalized as long-term assets. Typical operating expenditures include salaries and wages...") Tag: Visual edit
- 07:1607:16, 7 August 2026 Depreciation (hist | edit) [6,755 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Depreciation''' is the systematic allocation of the depreciable amount of a tangible long-term asset over its estimated useful life. It is an accounting method used to recognize the gradual consumption, wear and tear, obsolescence, or decline in the economic value of assets such as buildings, machinery, equipment, vehicles, and other Property, plant and equipment. Rather than representing the market value of an asset, depreciation allocates its cost as an expense...") Tag: Visual edit
- 07:1507:15, 7 August 2026 Capital expenditure (hist | edit) [6,994 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Capital expenditure''' ('''CapEx''' or '''CAPEX''') is the expenditure incurred by a business or other organization to acquire, construct, upgrade, improve, or extend the useful life of long-term assets that are expected to provide economic benefits over multiple accounting periods. Capital expenditures are generally made for property, plant and equipment, infrastructure, technology systems, buildings, machinery, vehicles, and other fixed assets used in the produc...") Tag: Visual edit
- 07:1407:14, 7 August 2026 Capital allocation (hist | edit) [7,309 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Capital allocation''' is the process by which a company, investor, or other economic entity determines how financial resources are distributed among competing investment opportunities in order to maximize long-term value, profitability, and strategic objectives. Capital allocation involves evaluating the expected risks, returns, and opportunity costs of alternative uses of capital, including business expansion, capital expenditures, research and development, acqui...") Tag: Visual edit
- 07:1307:13, 7 August 2026 Capital recycling (hist | edit) [6,238 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Capital recycling''' is a corporate finance and investment management strategy through which capital invested in mature, underperforming, or non-core assets is released and reallocated to higher-value opportunities. The objective of capital recycling is to improve capital efficiency, enhance long-term returns, support business growth, and optimize portfolio performance by continually reallocating financial resources to investments offering superior risk-adjusted r...") Tag: Visual edit
6 August 2026
- 23:4323:43, 6 August 2026 Shareholders' equity (hist | edit) [6,940 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Shareholders' equity''' (also known as '''shareholders' funds''', '''owners' equity''', '''stockholders' equity''', or '''equity''') is the residual interest in the assets of a company after deducting all of its liabilities. It represents the net assets attributable to the company's shareholders and is reported as a major component of the balance sheet. Shareholders' equity reflects the cumulative financial interests of the owners of a company and consists of cont...") Tag: Visual edit
- 23:4323:43, 6 August 2026 Depositary receipt (hist | edit) [7,517 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Depositary receipt''' ('''DR''') is a negotiable financial instrument issued by a depositary bank that represents ownership of shares in a company incorporated in another jurisdiction. A depositary receipt enables investors to buy, sell, and hold interests in foreign companies through securities traded on a domestic or international stock exchange without directly owning the underlying shares in the issuer's home market. Each depositary receipt represents one...") Tag: Visual edit
- 23:4223:42, 6 August 2026 Global depositary receipt (hist | edit) [7,415 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Global depositary receipt''' ('''GDR''') is a negotiable financial instrument issued by a depositary bank that represents ownership of shares in a foreign company. Global depositary receipts enable companies to raise capital and provide investors with access to foreign securities through trading on international stock exchanges without requiring direct ownership of the underlying shares in the issuer's domestic market. Each GDR represents one or more underlying sh...") Tag: Visual edit
- 23:4123:41, 6 August 2026 Price-to-book ratio (hist | edit) [6,992 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Price-to-book ratio''' ('''P/B ratio''' or '''price-to-book value ratio''') is a financial ratio that compares a company's market value with its book value. It measures how much investors are willing to pay for each unit of a company's net assets and is widely used to assess the valuation of publicly traded companies. The price-to-book ratio is commonly applied in equity analysis, value investing, financial statement analysis, and investment management to dete...") Tag: Visual edit
- 23:4123:41, 6 August 2026 Depositary receipt index (hist | edit) [8,106 bytes] WikiSysopIG (talk | contribs) (Created page with "'''Depositary receipt index''' is a financial market index that measures the performance of a portfolio of depositary receipts representing shares of companies listed outside the market in which the receipts are traded. These indices provide investors with a benchmark for tracking the performance of internationally listed companies through depositary receipt programs, such as American depositary receipts (ADRs) a...") Tag: Visual edit
- 23:3923:39, 6 August 2026 SPDR exchange-traded fund (hist | edit) [7,670 bytes] WikiSysopIG (talk | contribs) (Created page with "'''SPDR exchange-traded fund''' ('''SPDR ETF''') is a family of exchange-traded funds designed to track the performance of financial market indices through passive investment strategies. SPDR ETFs invest in portfolios of securities intended to replicate, as closely as practicable, the performance of their underlying benchmark indices. The SPDR family includes funds tracking broad equity markets, sector indices, fixed-income markets, commoditi...") Tag: Visual edit