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The Qatari riyal (Arabic: ريال قطري; sign: QR in Latin, ر.ق in Arabic; ISO code: QAR) is the official currency of the State of Qatar. Each riyal, the base unit, is divided into 100 dirhams (Arabic: درهم).

Qiang tie (Chinese: 羌帖; pinyin: qiāng tiē) is a Chinese folk name for banknotes of the Russian ruble issued by the Russian Empire and later by the White Army. The main regions of ruble transactions in China were concentrated along the Chinese Eastern Railway and Harbin in Manchuria and Ili and Tacheng in Xinjiang. Russian currency in China began circulating in the 1860s and were withdraw

QinetiQ ( as in kinetic) is a British defence technology company headquartered in Farnborough, Hampshire. It operates primarily in the defence, security and critical national infrastructure markets and runs testing and evaluation capabilities for air, land, sea and target systems.

The qirad (also known as Muqaradah by Hanafi and Hanbali scholars) was one of the basic financial instruments of the medieval Islamic world. It was an arrangement between one or more investors and an agent where the investors entrusted capital to an agent who then traded with it in hopes of making profit. Both parties then received a previously settled portion of the profit. The agent

A QR code payment is a mobile payment method where payment is performed by scanning a QR code from a mobile app. This is an alternative to doing electronic funds transfer at point of sale using a payment terminal. This avoids a lot of the infrastructure traditionally associated with electronic payments such as payment cards, payment networks, payment terminal and merchant accounts.

Quadriga Fintech Solutions was the owner and operator of QuadrigaCX. QuadrigaCX was believed to be Canada's largest cryptocurrency exchange at the time of its collapse in 2019, with the exchange ceasing operations and the company filing for bankruptcy with C$215.7 million in liabilities and about C$28 million in assets.

Qualified residence interest is the most significant exception to the limitations imposed by § 163(h) of the Internal Revenue Code.

Qualifying Investor Alternative Investment Fund or QIAIF is a Central Bank of Ireland regulatory classification established in 2013 for Ireland's five tax-free legal structures for holding assets. The Irish Collective Asset-management Vehicle or ICAV is the most popular of the five Irish QIAIF structures, it is the main tax-free structure for foreign investors holding Irish assets.

QualitySolicitors is a grouping of law firms in the United Kingdom. It was founded in 2009 and has over 200 branches. It is the first national chain of solicitors in the UK, following a franchise-type model based on independent ownership of small to medium High Street law firms trading under one brand name but sharing national marketing campaigns.

Qualtrics, LLC is an American experience management company, with co-headquarters in Seattle, Washington, and Provo, Utah. The company was founded in 2002 by Scott M. Smith, Ryan Smith, Jared Smith, and Stuart Orgill.

Quantitative analysis in finance refers to the application of mathematical and statistical methods to problems in financial markets and investment management. Professionals in this field are known as quantitative analysts or quants.

Quantitative easing (QE) is a monetary policy action where a central bank purchases predetermined amounts of government bonds, company shares, or other financial assets (liquidity) in order to artificially stimulate economic activity. Quantitative easing is a novel form of monetary policy that began in Japan and came into wide application in the US following the 2008 financial crisis. It

QuantLib is an open-source software library which provides tools for software developers and practitioners interested in financial instrument valuation and related subjects. QuantLib is written in C++.

The Canadian province of Quebec is the first Canadian province with an emission cap-and-trade market (ETS), introduced in 2013. Polluters need to buy emission allowances, which increase in price each year. The resulting revenue is reinvested in Quebec's 2030 Plan for a Green Economy through the Electrification and Climate Change Fund. Since 2014, the Quebec carbon market is linked with t

Queen of Fucking Everything is a 2025 Finnish comedy drama TV series created, written, and directed by Tiina Lymi and starring Laura Malmivaara, Katja Küttner, and Minna Haapkylä. When broadcast by Finnish public broacaster Yle, the number of viewers broke previous records, and the series has been sold and broadcast around the world. It won five Golden Venla awards and Best Director in t

In finance, the quick ratio, also known as the acid-test ratio, is a liquidity ratio that measures the ability of a company to use near-cash assets (or 'quick' assets) to extinguish or retire current liabilities immediately. It is the ratio between quick assets and current liabilities.

In finance, quote stuffing refers to a form of market manipulation employed by high-frequency traders (HFT) that involves quickly entering and withdrawing a large number of orders in an attempt to flood the market. This can create confusion in the market and trading opportunities for high-speed algorithmic traders. The term is relatively new to the financial market lexicon and was coined

r/wallstreetbets, also known as WallStreetBets or WSB, is a subreddit where participants discuss stock and option trading. It has become notable for its colorful jargon, aggressive trading strategies, stories of extreme profits and losses made in the stock market, and internet memes. It came to wider public attention in early 2021, playing a major role in the GameStop short squeeze, whic

In finance, a Rainbow option is a derivative whose payoff depends on multiple underlying risky assets. Each underlying asset is referred to as a color of the rainbow. It contrasts with a simple option that is exposed to one source of uncertainty, such as the price of underlying asset.

Rainer Emil Gut colloquially Rainer E. Gut (24 September 1932 – 11 October 2023) was a Swiss banker and executive who most prominently served as Chairman of Credit Suisse (formerly SKA). His net worth was estimated at $140 million (2023) by Bilanz magazine.

The Raleigh Bicycle Company is a British bicycle brand based in Nottingham, England, and founded by Woodhead and Angois in 1885. Using Raleigh as their brand name, it is one of the oldest bicycle companies in the world. After being acquired by Frank Bowden in December 1888, it became The Raleigh Cycle Company, which was registered as a limited liability company in January 1889. By 1913,

Ralphs is an American supermarket chain in Southern California. The largest subsidiary of Cincinnati-based Kroger, it is the oldest such chain west of the Mississippi River. Kroger also operates stores under the Food 4 Less and Foods Co. names in California.

The Ranchlander National Bank was a financial institution in the town of Melvin, Texas, United States. It was chartered in 1916 and collapsed in November 1982 after bank fraud was uncovered under its final de facto owner, who was revealed to be one-time convicted bank fraudster Orrin Shaid. Shaid was sentenced to prison for bank and mail fraud charges in connection with the Ranchlander a

Rape culture is a setting, as described by some sociological theories, in which rape is pervasive and normalized due to that setting's attitudes about gender and sexuality. Behaviors commonly associated with rape culture include victim blaming, slut-shaming, sexual objectification, trivialization of rape, denial of widespread rape, refusal to acknowledge the harm caused by sexual violenc

Raphaël-Louis Bischoffsheim (22 July 1823 – 20 May 1906) was a French banker and a member of the prominent Bischoffsheim family.

A ratio spread or frontspread is a multi-leg options position. Like a vertical, the ratio spread involves buying and selling options on the same underlying security with different strike prices and the same expiration date. In this spread, the number of option contracts sold is not equal to a number of contracts bought. An unequal number of options contracts gives this spread certain u

In financial economics, rational pricing is the assumption that asset pricing models must reflect the arbitrage-free price of the asset

Rav-Kav (Hebrew: רב-קו, lit. "multi-line") is a reusable contactless stored value smart card for making electronic payments as a joint fare collection system for the different public transportation operators across Israel.

Raymond A. Lamontagne (b. November 14, 1934) is an American philanthropist. A former investment banker and president of Lano International Inc., Seavest Inc., and the Encore Company, Lamontagne has been a major financier and administrator of several prominent nonprofits. He participated in establishing the Peace Corps and later the Hole in the Wall Camp for seriously ill children, and wo

The razor-and-blades business model is a business model in which one article is sold at a low price or even given away in order to increase sales of a complementary good, such as consumable supplies. It is different from loss leader marketing and product sample marketing, which do not depend on complementary products or services. Common examples of the razor-and-blades model include inkj

Re Bank of Credit and Commerce International SA (No 8) [1998] AC 214 is a UK insolvency law case, concerning the taking of a security interest over a company's assets and priority of creditors in a company winding up.

A real estate derivative is a financial instrument whose value is based on the price of real estate. The core uses for real estate derivatives are: hedging positions, pre-investing assets and re-allocating a portfolio. The major products within real estate derivatives are: swaps, futures contracts, options (calls and puts) and structured products. Each of these products can use a differ

Real estate owned, or REO, is a term used in the United States to describe a class of property owned by a lender—typically a bank, government agency, or government loan insurer—after an unsuccessful sale at a foreclosure auction. A foreclosing beneficiary will typically set the opening bid at such an auction for at least the outstanding loan amount. If there are no interested bidders, th

Real options valuation, also often termed real options analysis, (ROV or ROA) applies option valuation techniques to capital budgeting decisions. A real option itself, is the right—but not the obligation—to undertake certain business initiatives, such as deferring, abandoning, expanding, staging, or contracting a capital investment project. For example, real options valuation could exami

Real-time marketing is marketing performed "on-the-fly" to determine an appropriate or optimal approach to a particular customer at a particular time and place. It is a form of market research inbound marketing that seeks the most appropriate offer for a given customer sales opportunity, reversing the traditional outbound marketing (or interruption marketing) which aims to acquire approp

In marketing, a rebate is a form of buying discount and is an amount paid by way of reduction, return, or refund that is paid retrospectively.

Record sales or music sales are activities related to selling music recordings (albums, singles, or music videos) through physical record shops or digital music stores. Record sales reached their peak in 1999, when 600 million people spent an average of $64 on records, achieving $40 billion in sales of recorded music.

In finance, recovery swaps, recovery locks, or recovery default swaps (RDS) are derivative contracts related to credit default swaps, and reference a bond issuance as its underlying. They are designed to provide a hedge against the uncertainty of recovery in default.

Recruitment marketing refers to the inbound strategies and tactics an organization uses to find, attract, engage, and nurture talent before they apply for a job, also called the pre-applicant phase of talent acquisition. It is the practice of promoting the benefits and value of working for an employer in order to recruit talent. It is analogous in many ways to corporate marketing, and

Red Lobster Hospitality LLC is an American casual dining restaurant chain headquartered in Orlando, Florida. The company has operations across most of the United States (including Puerto Rico), and Canada, as well as in Ecuador, Japan, Mexico, and Thailand. Golden Gate Capital was Red Lobster's parent company after it was acquired from Darden Restaurants on July 28, 2014. Seafood supplie

In monetary economics, redenomination is the process of changing the face value of banknotes and coins in circulation. It may be done because inflation has made the currency unit so small that only large denominations of the currency are in circulation. In such cases the name of the currency may change or the original name may be used with a temporary qualifier such as "new". Redenominat

Redlining is a discriminatory practice from the United States, in which financial services are withheld from neighborhoods that have significant numbers of racial and ethnic minorities. Redlining has mostly been directed against African Americans, as well as Mexican Americans in the Southwestern United States, Jewish Americans, and Italian Americans. The most common examples involve deni

A reference price (RP) is the price that a purchaser announces that it is willing to pay for a good or service. It is used by high-volume purchasers to inform suppliers.

Refinancing is the replacement of an existing debt obligation with another debt obligation under a different term and interest rate. The terms and conditions of refinancing may vary widely by country, province, or state, based on several economic factors such as inherent risk, projected risk, political stability of a nation, currency stability, banking regulations, borrower's credit wort

Regina de Lamo Jiménez (7 September 1870 – 17 November 1947) was a Spanish intellectual, a very versatile activist until the arrival of the Francoist dictatorship in Spain. She was a pianist, teacher of music and singing, writer, journalist, feminist proponent and activist for women's rights, promoter of the cooperative economic model, defender of syndicalism and anarchism, and propagand

In the United States under the Securities Act of 1933, any offer to sell securities must either be registered with the United States Securities and Exchange Commission (SEC) or meet certain qualifications to exempt it from such registration. Regulation A (or Reg A) contains rules providing exemptions from the registration requirements, allowing some companies to offer and sell their secu

Regulation of algorithms, or algorithmic regulation, is the creation of laws, rules and public sector policies for promotion and regulation of algorithms, particularly in artificial intelligence and machine learning. For the subset of AI algorithms, the term regulation of artificial intelligence is used. The regulatory and policy landscape for artificial intelligence (AI) is an emerging

The regulation of cryptocurrency constitutes regulatory, legal and political actions taken by various governments to regulate and oversee the development and adoption of bitcoin, cryptocurrencies and blockchain technologies. Restrictions on cryptocurrency have been motivated by concerns regarding financial stability, consumer protection, national security, and enforcing laws against mon

Regulation S-K is a prescribed regulation under the US Securities Act of 1933 that lays out reporting requirements for various SEC filings used by public companies. Companies are also often called issuers (issuing or contemplating issuing shares), filers (entities that must file reports with the SEC) or registrants (entities that must register (usually shares) with the SEC).

Regulatory capitalism suggests that the operation maintenance and development of the international political economy increasingly depends on administrative rules outside the legislatures and the courts. In other words, it tells us that capitalism is a regulatory institution – one that is being constituted, shaped, constrained and expanded as a historically woven patchwork of regulatory i

Rejsekort (Official translation: Travel card) is an electronic ticket system for public transport in Denmark. The system is a collaborative work between DSB, HUR, Ørestadsselskabet, and various regional bus companies, and work on it started on August 18, 2003. In June 2005, Thales Group and Accenture were chosen as suppliers.

Relationship marketing is a form of marketing developed from direct response marketing campaigns that emphasizes customer retention and satisfaction rather than sales transactions. It differentiates from other forms of marketing in that it recognises the long-term value of customer relationships and extends communication beyond intrusive advertising and sales promotional messages.

Remittances to Nepal are money transfers from Nepalese workers employed outside the country to friends or relatives in Nepal and form part of the wider global remittance transfers by migrant workers back to their home countries. Remittances constitute a substantial economic pillar for Nepal. In 2023, these inward transfers were valued at an estimated US$11 billion, contributing a signifi

A remortgage (known as refinancing in the United States) is the process of paying off one mortgage with the proceeds from a new mortgage using the same property as security. The term is mainly used commercially in the United Kingdom, though what it describes is not unique to any one country. Often the purpose of switching is to secure a more favorable interest rate from a different lende

Renewi plc is a leading European waste management company operating primarily in the Benelux region. It was listed on the London Stock Exchange (LSE) and Euronext Amsterdam until it was acquired by a consortium formed by affiliates of the Macquarie Group and BCI in June 2025.

In the United States, rent control refers to laws or ordinances that set price controls on the rent of residential housing to function as a price ceiling. More loosely, "rent control" describes several types of price control:

A rent party (sometimes called a house party) is a social occasion where tenants hire a musician or band to play and pass the hat to raise money to pay their rent, originating in Harlem during the 1920s. These parties were a means for Black tenants to eat, dance, and get away from everyday hardship and discrimination. The rent party played a major role in the development of jazz and blu

Rent-seeking is the act of growing one's existing wealth by manipulating public policy or economic conditions without creating new wealth.

Rental value is the fair market value of property while rented out in a lease. More generally, it may be the consideration paid under the lease for the right to occupy, or the royalties or return received by a lessor (landlord) under a license to real property. In the science and art of appraisal, it is the amount that would be paid for rental of similar real property in the same condi

Renting, also known as hiring or letting, is an agreement where a payment is made for the use of a good, service or property owned by another over a fixed period of time. Typically a written agreement is signed to establish the roles and expectations of both the tenant and landlord. There are many different types; a rental agreement tends to refer to short-term rental, whereas lease ref

The Second Report on the Public Credit also referred to as The Report on a National Bank was the second of three influential reports on fiscal and economic policy delivered to City Secretary of the Treasury Alexander Hamilton. The Report, submitted on December 14, 1790, called for the establishment of a central bank, its primary purpose to expand the flow of legal tender by monetizing

In United States history, the Report on a Plan for the Further Support of Public Credit is the "valedictory" report issued to the US Congress on January 16, 1795 by the first Secretary of the Treasury, Alexander Hamilton. In addition to defending the fiscal programs that he had imposed thus far and extolling a system of finance that was "prosperous beyond all expectations", the report en

Repossession, commonly referred to as repo, is a "self-help" type of action in which the party having the right of ownership of a property takes the property in question back from the party having right of possession without invoking court proceedings. The property may then be sold by either the financial institution or third party sellers.

Republic is a global financial firm operating an enterprise-focused digital merchant bank and a network of retail-focused investment platforms. Backed by Morgan Stanley, Valor Equity Partners, Galaxy Interactive, Hashed, AngelList and other leading institutions, Republic boasts a portfolio of over 2,500 companies and a community of 3 million members from over 150 countries. More than $2.

A repurchase agreement, also known as a repo, RP, or sale and repurchase agreement, is a form of secured short-term borrowing, usually, though not always, using government securities as collateral. A contracting party sells a security to a lender and, by agreement between the two parties, repurchases the security back shortly afterwards, at a slightly higher contracted price. The differe

Reputational damage is the loss to financial capital, social capital and/or market share resulting from damage to an organization's reputation. This is often measured in lost revenue, increased operating, capital or regulatory costs, or destruction of shareholder value. Ethics violations, safety issues, security issues, a lack of sustainability, poor quality, and lack of or unethical inn

A request for proposal (RFP) is a form of reverse auction, initiated by an organisation interested in the procurement of a service or product, that solicits a business proposal from potential suppliers. It is usually part of a complex sales process, and made through a bidding process.

Resale price maintenance (RPM) or, occasionally, retail price maintenance is the practice whereby a manufacturer and its distributors agree that the distributors will sell the manufacturer's product at certain prices (resale price maintenance), at or above a price floor (minimum resale price maintenance) or at or below a price ceiling (maximum resale price maintenance). If a reseller re

A reseller is a company or individual (merchant) that purchases goods or services with the intention of selling them for profit rather than consuming or using them. Resale can be seen in everyday life from yard sales to selling used cars.

Reserve requirements are central bank regulations that set the minimum amount that a commercial bank must hold in liquid assets. This minimum amount, commonly referred to as the commercial bank's reserve, is generally determined by the central bank on the basis of a specified proportion of deposit liabilities of the bank. This rate is commonly referred to as the cash reserve ratio or sh

Restricted stock, also known as restricted securities, is stock of a company that is not fully transferable (from the stock-issuing company to the person receiving the stock award) until certain conditions (restrictions) have been met. Upon satisfaction of those conditions, the stock is no longer restricted, and becomes transferable to the person holding the award. Restricted stock is of

Retail is the sale of goods and services to consumers, in contrast to wholesaling, which is the sale to business or institutional customers. A retailer purchases goods in large quantities from manufacturers, directly from or through a wholesaler, and then sells in smaller quantities to consumers for a profit. Retailers are the final link in the supply chain from producers to consumers.

Retail banking, also known as consumer banking or personal banking, is the provision of services by a bank to the general public, rather than to companies, corporations or other banks, which are often described as wholesale banking (corporate banking).

Once the strategic plan is in place, retail managers turn to the more managerial aspects of planning. A retail mix is devised for the purpose of coordinating day-to-day tactical decisions. The retail marketing mix typically consists of six broad decision layers including product decisions, place decisions, promotion, price, personnel and presentation (also known as physical evidence). Th

Retalix Ltd. is a former Israeli software company that developed, licensed, implemented and supported software applications for retailers, wholesalers and distributors of fast-moving consumer goods, mainly in the grocery, convenience store, and foodservice industries.

Return on capital (ROC), or return on invested capital (ROIC), is a ratio used in finance, valuation and accounting, as a measure of the profitability and value-creating potential of companies relative to the amount of capital invested by shareholders and other debtholders. It indicates how effective a company is at turning capital into profits.

Return on capital employed is an accounting ratio used in finance, valuation, and accounting. It is a useful measure for comparing the relative profitability of companies after taking into account the amount of capital used.

The return on equity (ROE) is a measure of the profitability of a business in relation to its equity;

Return on Tangible Equity (ROTE) is a financial performance metric that measures a company's profitability relative to its tangible common equity. Unlike Return on Equity, ROE, which includes intangible assets such as goodwill, ROTE focuses solely on the tangible portion of shareholders' equity, excluding intangible assets and preferred equity. This makes ROTE particularly useful for eva

Returns-based style analysis (RBSA) is a statistical technique used in finance to deconstruct the returns of investment strategies using a variety of explanatory variables. The model results in a strategy's exposures to asset classes or other factors, interpreted as a measure of a fund or portfolio manager's investment style. While the model is most frequently used to show an equity mutu

Revco Discount Drug Stores (known simply as Revco or Revco, D.S.), once based in Twinsburg, Ohio, was a major drug store chain operating through the Ohio Valley, the Mid-Atlantic states, and the Southeastern United States. The chain's stock was traded on the New York Stock Exchange under the ticker symbol RXR. Revco was sold to CVS Pharmacy for $2.8 billion ($5.21 billion in 2025) in Feb

Revel Systems is an iPad-based point of sale system co-founded by Lisa Falzone and Christopher Ciabarra. In June 2024, it was announced that the company was acquired by Shift4.

The Revenue Commissioners (Irish: Na Coimisinéirí Ioncaim), commonly called Revenue, is the Irish Government agency responsible for customs, excise, taxation and related matters. Though Revenue can trace itself back to predecessors (with the Act of Union 1800 amalgamating its forerunners with HM Customs and Excise in the United Kingdom), the current organisation was created for the indep

In finance, a reverse stock split or reverse split is a process by which shares of corporate stock are effectively merged to form a smaller number of proportionally more valuable shares.

Revue Starlight (少女☆歌劇 レヴュースタァライト, Shōjo Kageki Revyū Sutāraito; lit. Girls' Musical Revue Starlight) is a Japanese media franchise created in 2017 by Bushiroad, Nelke Planning and Kinema Citrus. It primarily consists of a series of musicals, debuting between 22 and 24 September 2017 at the AiiA 2.5 Theater Tokyo; a 12-episode anime television series directed by Tomohiro Furukawa which a

Riba (Arabic: ربا ,الربا، الربٰوة, ribā or al-ribā, IPA: [ˈrɪbæː]) is an Arabic word used in Islamic law and roughly translated as "usury": unjust, exploitative gains made in trade or business (especially banking). Riba is mentioned and condemned in several different verses in the Qur'an (3:130, 4:161, 30:39, and the commonly referenced 2:275-2:280). It is also mentioned in many hadith (

Richard Bookstaber (born 1950) is an American financial risk manager and author of A Demon Of Our Own Design, a book highlighting the fragility of the financial system that occurs from tight coupling and complexity. The book is noted for its foreshadowing of the 2008 financial crisis. He is also the author of The End of Theory, which critiques the applicability of economics in dealing

Richard Charles Blum (July 31, 1935 – February 27, 2022) was an American investor and the husband of United States Senator Dianne Feinstein. He was the chairman and president of Blum Capital, an equity investment management firm. Blum was on the boards of directors of several companies, including CB Richard Ellis, where until May 2009 he served as the chairman of that board. He was a reg

Richard J. Dennis, a commodities speculator once known as the "Prince of the Pit," was born in Chicago, in January, 1949. In the early 1970s, he borrowed $1,600 and reportedly made $350 million. When a futures trading fund under his management incurred significant losses in the stock market crash of 1987 he retired from trading for several years. He has been active in Democratic and Lib

Richard Davoud Donchian (September 1905 – April 24, 1993) was an American commodities and futures trader, and a pioneer in the field of managed futures.

Richard Herman Driehaus (; July 28, 1942 – March 9, 2021) was an American businessman, investor, and philanthropist. He was the founder, chief investment officer, and chairman of the hedge fund Driehaus Capital Management LLC, based in Chicago.

Richard Bruce Farleigh (born Richard Buckland Smith, 9 November 1960) is an Australian private investor and reality television personality. Farleigh featured in series 3 and 4 of the BBC's Dragons' Den. He currently resides in London, England.

Richard Eduard Koch, known as von Koch from 1908 onward (born 15 September 1834 in Cottbus; died 15 October 1910 in Berlin), was a German jurist and judge and served as president of the Reichsbank from 1890 to 1908.

The RioCard (Bilhete Único) is a smartcard system used in the transport system of Rio de Janeiro state, Brazil. The card is contactless and uses MIFARE technology. It is a form of electronic payment produced and distributed by the Fetranspor company, in cooperation with Itaú bank. Its installation was seen as strengthening Brazil's connection with the Open Standard for Public Transport

In economics and finance, risk aversion is the tendency of people to prefer outcomes with low uncertainty to those outcomes with high uncertainty, even if the average outcome of the latter is equal to or higher in monetary value than the more certain outcome.

In finance, risk reversal (also known as a conversion when an investment strategy) can refer to a measure of the volatility skew or to a trading strategy.

Risk-adjusted return on capital (RAROC) is a risk-based profitability measurement framework for analysing risk-adjusted financial performance and providing a consistent view of profitability across businesses. The concept was developed by Bankers Trust and principal designer Dan Borge in the late 1970s. Note, however, that increasingly return on risk-adjusted capital (RORAC) is used as a

The risk-free rate of return, usually shortened to the risk-free rate, is the rate of return of a hypothetical investment with scheduled payments over a fixed period of time that is assumed to meet all payment obligations.

In mathematical finance, a risk-neutral measure (also called an equilibrium measure, or equivalent martingale measure) is a probability measure such that each share price is exactly equal to the discounted expectation of the share price under this measure.

The RiskMetrics variance model (also known as exponential smoother) was first established in 1989, when Sir Dennis Weatherstone, the new chairman of J.P. Morgan, asked for a daily report measuring and explaining the risks of his firm. Nearly four years later in 1992, J.P. Morgan launched the RiskMetrics methodology to the marketplace, making the substantive research and analysis that sat