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An equity-linked note (ELN) is a debt instrument, usually a bond issued by a financial institution such as an investment bank or a subsidiary of a commercial bank. ELNs are liabilities of the issuer, but the final payout to the investor is based on an unrelated company's stock price, a stock index or a group of stocks or stock indices. The underlying stocks typically have large market ca

The Eurasian Development Bank (EDB) is an international multilateral financial organisation aiming to contribute to the formation and development of the market economy of the Bank's member countries, their economic growth and expansion of trade and economic ties between them through investment activities. The major share of projects in the EDB's portfolio: projects with an integration ef

Euronet is an American provider of global electronic payment services with headquarters in Leawood, Kansas. It offers automated teller machines (ATM), point of sale (POS) services, credit/debit card services, currency exchange and other electronic financial services and payments software. Among others, it provides the prepaid subsidiaries Transact, PaySpot, epay, Movilcarga, TeleRecarga

The European Market Infrastructure Regulation (EMIR) is an EU regulation aimed at reducing systemic counterparty and operational risk and thereby preventing future financial system collapses. Its focus is regulation of over-the-counter (OTC) derivatives, central counterparties and trade repositories. It provides steer on reporting of derivative contracts, implementation of risk managemen

An exchange-traded note (ETN) is a senior, unsecured, unsubordinated debt security issued by an underwriting bank or by a special-purpose entity. Similar to other debt securities, ETNs may have a maturity date and are backed by the credit of the issuer, though some ETNs may have a portfolio of assets given as a collateral.

The owner of an option contract has the right to exercise it, and thus require that the financial transaction specified by the contract is to be carried out immediately between the two parties, whereupon the option contract is terminated. When exercising a call option, the owner of the option purchases the underlying shares (or commodities, fixed interest securities, etc.) at the strike

In finance, an exotic option is an option which has features making it more complex than commonly traded vanilla options. Like the more general exotic derivatives they may have several triggers relating to determination of payoff. An exotic option may also include a non-standard underlying instrument, developed for a particular client or for a particular market. Exotic options are mor

Expected shortfall (ES) is a risk measure—a concept used in the field of financial risk measurement to evaluate the market risk or credit risk of a portfolio. The "expected shortfall at q% level" is the expected return on the portfolio in the worst

In finance, the expiration date of an option contract (represented by Greek letter tau, τ) is the last date on which the holder of the option may exercise it according to its terms. In the case of options with "automatic exercise", the net value of the option is credited to the long and debited to the short position holders.

Fair Play is a 2023 American erotic psychological thriller film written and directed by Chloe Domont in her feature directorial debut. Starring Phoebe Dynevor, Alden Ehrenreich, Eddie Marsan, and Rich Sommer, the film focuses on a young couple whose relationship begins to unravel following an unexpected promotion at a cutthroat hedge fund firm. Rian Johnson was an executive producer on t

In asset pricing and portfolio management, the Fama–French three-factor model is a statistical model designed in 1992 by Eugene Fama and Kenneth French to describe stock returns. Fama and French were colleagues at the University of Chicago Booth School of Business, where Fama still works. In 2013, Fama shared the Nobel Memorial Prize in Economic Sciences for his empirical analysis of ass

Financial econometrics is the application of statistical methods to financial data. Financial econometrics is a branch of financial economics, in the field of economics. Areas of study include capital markets, financial institutions, corporate finance and corporate governance. Topics often revolve around asset valuation of individual stocks, bonds, derivatives, currencies and other fina

Financial risk modeling is the use of formal mathematical and econometric techniques to measure, monitor and control the market risk, credit risk, and operational risk on a firm's balance sheet, on a bank's accounting ledger of tradeable financial assets, or of a fund manager's portfolio value; see Financial risk management.

Finite difference methods for option pricing are numerical methods used in mathematical finance for the valuation of options. Finite difference methods were first applied to option pricing by Eduardo Schwartz in 1977.

Fixed-income attribution is the process of measuring returns generated by various sources of risk in a fixed income portfolio, particularly when multiple sources of return are active at the same time.

In accounting and finance, flat interest rate mortgages and loans calculate interest based on the amount of money a borrower receives at the beginning of the loan. However, if repayment is scheduled to occur at regular intervals throughout the term, the average amount to which the borrower has access is lower and so the effective or true rate of interest is higher. Only if the principa

Foreign direct investment (FDI) is an ownership stake in a company, made by a foreign investor, company, or government from another country. More specifically, it describes a controlling ownership of an asset in one country by an entity based in another country. The magnitude and extent of control, therefore, distinguishes it from a foreign portfolio investment or foreign indirect invest

A foreign direct investment (FDI) is an investment in the form of a controlling ownership in a business in one country by an entity based in another country. It differs from a foreign portfolio investment, which remains limited to the secondary markets. Broadly, the term includes "mergers and acquisitions, building new facilities, reinvesting profits earned from overseas operations, and

A foreign exchange derivative is a financial contract whose value changes depending on currency exchange rates.

In finance, a foreign exchange option (commonly shortened to just FX option or currency option) is a derivative financial instrument that gives the right but not the obligation to exchange money denominated in one currency into another currency at a pre-agreed exchange rate on a specified date. See Foreign exchange derivative.

In finance, a foreign exchange swap, forex swap, or FX swap is a simultaneous purchase and sale of identical amounts of one currency for another with two different value dates (normally spot to forward) and may use foreign exchange derivatives. An FX swap allows sums of a certain currency to be used to fund charges designated in another currency without acquiring foreign exchange risk. I

In finance, a forward contract, or simply a forward, is a non-standardized contract between two parties to buy or sell an asset at a specified future time at a price agreed on in the contract, making it a type of derivative instrument. The party agreeing to buy the underlying asset in the future assumes a long position, and the party agreeing to sell the asset in the future assumes a sh

The forward price (or sometimes forward rate) is the agreed upon price of an asset in a forward contract. Using the rational pricing assumption, for a forward contract on an underlying asset that is tradeable, the forward price can be expressed in terms of the spot price and any dividends. For forwards on non-tradeables, pricing the forward may be a complex task.

In finance, a forward rate agreement (FRA) is an interest rate derivative (IRD). In particular, it is a linear IRD with strong associations with interest rate swaps (IRSs).

The FTSE MTIRS Indices are designed to accurately move in direct correlation to OTC Interest Rate Swaps market with a total of 45 indices covering the USD curve from 2 years to 30 years including spreads and butterflies. FTSE MTIRS Indices account for changes to both fixed and floating rates and are rebalanced daily.

A fund derivative (see also derivative) is a financial structured product related to a fund, normally using the underlying fund to determine the payoff. This may be a private equity fund, mutual fund or hedge fund. Purchasers obtain exposure to the underlying fund (or funds) whilst improving their risk profile over a direct investment.

A "fund of funds" (FOF) is an investment strategy of holding a portfolio of other investment funds rather than investing directly in stocks, bonds or other securities. This type of investing is often referred to as multi-manager investment. A fund of funds may be "fettered", meaning that it invests only in funds managed by the same investment company, or "unfettered", meaning that it can

Fundamentally based indexes or fundamental indexes, also called fundamentally weighted indexes, are indexes in which stocks are weighted according to factors related to their fundamentals such as earnings, dividends and assets, commonly used when performing corporate valuations. This fundamental weight may be calculated statically, or it may be adjusted by the security's fundamental to m

Genpact Ltd. is an American information technology services, consulting, and outsourcing company headquartered in New York City, New York. Founded in Gurgaon, India, and legally domiciled in Bermuda, Genpact employs more than 125,000 people and provides services to clients in over 30 countries worldwide. Genpact is listed on the NYSE and generated revenues of US$5.08 billion in 2025.

GIFT Nifty is a USD‑denominated stock index futures contract traded on the NSE International Exchange (NSE IX) within GIFT City, Gujarat, India. It was launched on 3 July 2023 following the migration of the Singapore Exchange's Nifty derivatives (SGX Nifty) to India under a connectivity arrangement between Singapore Exchange (SGX) and the National Stock Exchange of India (NSE).

In mathematical finance, the Greeks are the quantities (known in calculus as partial derivatives; first-order or higher) representing the sensitivity of the price of a derivative instrument, such as an option or future, to changes in one or more underlying parameters on which the value of an instrument or portfolio of financial instruments is dependent. The name is used because the most

A growth buyout (GBO) is an acquisition intended to allow an investor or holding company to capitalize on the market growth of a maturing portfolio company. Unlike growth equity, which typically involves minority ownership, a growth buyout usually involves acquiring a large or controlling stake. Because growth buyouts are typically financed with less debt than conventional leveraged buyo

The growth–share matrix (also known as the product portfolio matrix, Boston Box, BCG-matrix, Boston matrix, Boston Consulting Group portfolio analysis and portfolio diagram) is a matrix used to help corporations to analyze their business units, that is, their product lines.

Hilton Worldwide Holdings Inc. is an American multinational hospitality company that manages and franchises a broad portfolio of hotels, resorts, and timeshare properties. Founded by Conrad Hilton in May 1919, the company is now led by Christopher J. Nassetta. Hilton is headquartered in Tysons, Virginia, United States.

In economics, hot money is the flow of funds (or capital) from one country to another in order to earn a short-term profit on interest rate differences and/or anticipated exchange rate shifts. These speculative capital flows are called "hot money" because they can move very quickly in and out of markets, potentially leading to market instability.

HubSpot, Inc. is an American customer relationship management firm and data broker. It is headquartered in Cambridge, Massachusetts.

In finance, economics, and decision theory, hyperbolic absolute risk aversion (HARA) refers to a type of risk aversion that is particularly convenient to model mathematically and to obtain empirical predictions from. It refers specifically to a property of von Neumann–Morgenstern utility functions, which are typically functions of final wealth (or some related variable), and which des

In finance, interest rate immunization is a portfolio management strategy designed to take advantage of the offsetting effects of interest rate risk and reinvestment risk.

Infinity Group is a private equity fund backed by China Development Bank and Clal Industries. The head of Infinity Group is Amir Gal-Or. Infinity Group manages RMB 10 billion and 100 portfolio companies, through 17 local RMB funds throughout China.

In finance, inflation derivative (or inflation-indexed derivatives) refers to an over-the-counter and exchange-traded derivative that is used to transfer inflation risk from one counterparty to another. See Exotic derivative.

An inflation swap is an over-the-counter derivative in which one party pays a fixed inflation rate and the other pays the realised change in a price index such as CPI, RPI or HICP. Markets trade two main structures: the zero-coupon inflation swap, which settles once at maturity, and the year-on-year inflation swap, which pays periodic coupons. Users include pension funds, insurers and ot

The information ratio measures and compares the active return of an investment (e.g., a security or portfolio) compared to a benchmark index relative to the volatility of the active return (also known as active risk or benchmark tracking risk). It is defined as the active return (the difference between the returns of the investment and the returns of the benchmark) divided by the tracki

The Infrastructure and Projects Authority (IPA) was, between 2016 and April 2025, the United Kingdom government's centre of expertise for infrastructure and major projects. The IPA reported to the Cabinet Office and HM Treasury. The core teams included experts in infrastructure, project delivery and project finance who worked with government departments and industry.

In finance, an interest rate derivative (IRD) is a derivative whose payments are determined through calculation techniques where the underlying benchmark product is an interest rate, or set of different interest rates. There are a multitude of different interest rate indices that can be used in this definition.

An interest rate future is a futures contract (a financial derivative) with an interest-bearing instrument as the underlying asset. It is a particular type of interest rate derivative. Examples include Treasury-bill futures, Treasury-bond futures and Eurodollar futures.

In finance, an interest rate swap (IRS) is an interest rate derivative (IRD). It involves exchange of interest rates between two parties. In particular it is a "linear" IRD and one of the most liquid, benchmark products. It has associations with forward rate agreements (FRAs), and with zero coupon swaps (ZCSs).

An international investment agreement (IIA) is a type of treaty between countries that addresses issues relevant to cross-border investments, usually for the purpose of protection, promotion and liberalization of such investments. Most IIAs cover foreign direct investment (FDI) and portfolio investment, but some exclude the latter. Countries concluding IIAs commit themselves to adhere to

Intertemporal portfolio choice is the process of allocating one's investable wealth to various assets, especially financial assets, repeatedly over time, in such a way as to optimize some criterion. The set of asset proportions at any time defines a portfolio. Since the returns on almost all assets are not fully predictable, the criterion has to take financial risk into account. Typicall

In finance, the intrinsic value of an asset or security is its value as calculated with regard to an inherent, objective measure. As a distinction, the asset's price is determined relative to other similar assets.

Investment outsourcing is the process whereby institutional investors and high-net-worth families engage a third party to manage all or a portion of their investment portfolio. This arrangement can include functions such as establishing the asset allocation, selecting investment managers, implementing portfolio decisions (both strategic and tactical), providing on-going oversight, perfo

Investment performance is the return on an investment portfolio, which can contain a single asset or multiple assets.

In finance, an investment strategy is a set of rules, behaviors or procedures, designed to guide an investor's selection of an investment portfolio. Individuals have different profit objectives, and their individual skills make different tactics and strategies appropriate. Some choices involve a tradeoff between risk and return. Most investors fall somewhere in between, accepting some r

Investor's Business Daily (IBD) is an American newspaper and website covering the stock market, international business, finance, and economics. Founded in 1984 by William O'Neil as a print newspaper, it is owned by News Corp and headquartered in Los Angeles, California. Holding a right-leaning editorial stance, IBD provides news and analysis on stocks, mutual funds, exchange-traded funds

In finance an iron butterfly, also known as the ironfly, is the name of an advanced, neutral-outlook, options trading strategy that involves buying and holding four different options at three different strike prices. It is a limited-risk, limited-profit trading strategy that is structured for a larger probability of earning smaller limited profit when the underlying stock is perceived to

The iron condor is an options trading strategy utilizing two vertical spreads – a put spread and a call spread with the same expiration and four different strikes. A long iron condor is essentially selling both sides of the underlying instrument by simultaneously shorting the same number of calls and puts, then covering each position with the purchase of further out of the money call(s)

James Patrick O'Shaughnessy (born May 24, 1960) is an American investor and venture capitalist, who is the CEO of O'Shaughnessy Ventures. He is the founder of O'Shaughnessy Asset Management, LLC, an asset management firm that Franklin Templeton later acquired.

A jelly roll, or simply a roll, is an options trading strategy that captures the cost of carry of the underlying asset while remaining otherwise neutral. It is often used to take a position on dividends or interest rates, or to profit from mispriced calendar spreads.

In finance, Jensen's alpha (or Jensen's Performance Index, ex-post alpha) is used to determine the abnormal return of a security or portfolio of securities over the theoretical expected return. It is a version of the standard alpha based on a theoretical performance instead of a market index.

Joseph Parnes (born November 23, 1946) is an American businessperson and registered investment advisor notable for his involvement in short selling. He is president of Technomart Investment Advisors and editor of the market letter Shortex. His investment strategy is known to be contrarian in nature and is a regular contributor to Forbes and Futures Magazine. His short strategy was expr

Kenneth Lawrence Fisher (born November 29, 1950) is an American billionaire investment analyst, author, and the founder and executive chairman of Fisher Investments, a fee-only financial adviser. Fisher's Forbes "Portfolio Strategy" column ran from 1984 to 2017, making him the longest continuously running columnist in the magazine's history. Fisher is now known for writing monthly, nativ

Leon Brooks Leavitt (April 3, 1878 – October 13, 1941) was an investment banker and antiquarian book collector who served as an overseer of Bowdoin College, to whose library he donated part of his collection of rare books and manuscripts. Born in Wilton, Maine, to a father who was a stagecoach driver who died when Leavitt was young, Brooks Leavitt was an aesthete turned banker whom Maine

In finance, a ladder, also known as a Christmas tree, is a combination of three options of the same type (all calls or all puts) at three different strike prices. A long ladder is used by traders who expect low volatility, while a short ladder is used by traders who expect high volatility. Ladders are in some ways similar to strangles, vertical spreads, condors, or ratio spreads.

In quantitative finance, a lattice model is a numerical approach to the valuation of derivatives in situations requiring a discrete time model. For dividend paying equity options, a typical application would correspond to the pricing of an American-style option, where a decision to exercise is allowed at the closing of any calendar day up to the maturity. A continuous model, on the othe

Le Méridien (French: [l(ə) meʁidjɛ̃]) is an American upscale, design-focused international hotel brand with a European perspective. It was originally founded by Air France in 1972 and was later based in the United Kingdom. Marriott International now owns the chain. As of June 2021, it had a portfolio of 109 open hotels with 29,439 rooms and a pipeline of 37 hotels with 9,585 upcoming roo

Liability-driven investment (LDI) is an asset–liability management approach that designs the asset portfolio around the size, timing, and risk profile of known obligations. It is used by defined benefit pension schemes and insurers to reduce funding volatility and to help ensure cash is available when benefits fall due.

This is a list of business journals, including journals in business, management, marketing, finance, accounting, international business, organizational studies, entrepreneurship, and related fields.

A listed investment company (LIC) is an Australian closed-end collective investment scheme similar to investment trusts in the UK and closed-end funds in the United States. Instead of regularly issuing new shares or canceling shares as investors join and leave the fund, investors buy and sell to each other on the ASX. They are traded like other securities on the Australian stock exchange

LME Copper is a group of spot, forward, and futures contracts, trading on the London Metal Exchange (LME), for delivery of Copper (Grade A), which can be used for price Hedging, physical delivery of sales or purchases, investment, and speculation.

LME Nickel refers to the spot, forward, and futures contracts, trading on the London Metal Exchange (LME) for primary nickel. These contracts are used for price hedging, physical delivery, investment, and speculation. Nickel futures contracts are used to hedge price risks and as a reference for prices. As of late 2024, LME nickel contracts were linked to approximately 230,000 tonnes of p

LME Zinc is a group of spot, forward, and futures contracts traded on the London Metal Exchange (LME) for the delivery of zinc. The zinc, which is of 99.9% purity, can be used for pre-sale handling and physical delivery of sales or purchases, and investments. Producers, semi-fabricators, consumers, recyclers, and merchants can use zinc futures contracts to hedge zinc price risks and to r

A local volatility model, in mathematical finance and financial engineering, is an option pricing model that treats volatility as a function of both the current asset level

Lookback options, in the terminology of finance, are a type of exotic option with path dependency, among many other kind of options. The payoff depends on the optimal (maximum or minimum) underlying asset's price occurring over the life of the option. The option allows the holder to "look back" over time to determine the payoff. There exist two kinds of lookback options: with floating st

In investing and finance, the low-volatility anomaly is the observation that low-volatility securities have higher returns than high-volatility securities in most markets studied. In other words, assets whose prices or returns change wildly pay worse than assets whose prices or returns are steady. This is an example of a stock market anomaly since it contradicts the central prediction of

Low-volatility investing is an investment style that buys stocks or securities with low volatility and avoids those with high volatility. This investment style exploits the low-volatility anomaly. According to financial theory risk and return should be positively related, however in practice this is not true. Low-volatility investors aim to achieve market-like returns, but with lower ris

Macro risk is financial risk that is associated with macroeconomic or political factors. There are at least three different ways this phrase is applied. It can refer to economic or financial risk found in stocks and funds, to political risk found in different countries, and to the impact of economic or financial variables on political risk. Macro risk can also refer to types of economi

Magic formula investing is an investment technique outlined by Joel Greenblatt that uses the principles of value investing.

In the investment advisory industry, a management fee is a periodic payment that is paid by an investment fund to the fund's investment adviser for investment and portfolio management services. Often, the fee covers not only investment advisory services, but administrative services as well. Usually, the fee is calculated as a percentage of assets under management.

"Manager of managers" (MoM) is an investment approach by institutions who proprietary manage capital. Different investment managers are selected and investment mandates given to them. The allocated capital is then managed in Separate Managed Accounts by the respective selected asset managers. It is a solution often offered by big asset management divisions from investment banks but also

In Canada, the Maple Eight are the eight largest pension funds. The investment approach used by the Maple-8 is known globally as the 'Canadian model', in which they utilize a direct investment approach and internally manage their own assets and portfolios. Collectively, as of March 2026, the pension funds control approximately CA$2.7 trillion in assets under management (AUM), and they a

In finance, margin is the collateral that a holder of a financial instrument has to deposit with a counterparty (most often a broker or an exchange) to cover some or all of the credit risk the holder poses for the counterparty. This risk can arise if the holder has done any of the following:

In mathematical finance, Margrabe's formula is an option pricing formula applicable to an option to exchange one risky asset for another risky asset at maturity. It was derived by William Margrabe in 1978. Margrabe's paper has been cited by over 2000 subsequent articles.

Mark Spitznagel (; born March 5, 1971) is an American investor and hedge fund manager. He is the founder, owner, and chief investment officer of Universa Investments, a hedge fund management firm based in Miami, Florida.

An investment strategy or portfolio is considered market-neutral if it seeks to avoid some form of market risk entirely, typically by hedging. To evaluate market neutrality requires specifying the risk to avoid. For example, convertible arbitrage attempts to fully hedge fluctuations in the price of the underlying common stock. A portfolio is truly market-neutral if it exhibits zero corre

Market portfolio is an investment portfolio that theoretically consisting of a weighted sum of every asset in the market, with weights in the proportions that they exist in the market, with the necessary assumption that these assets are infinitely divisible.

Market sentiment, also known as investor attention, is the general prevailing attitude of investors as to anticipated price development in a market. This attitude is the accumulation of a variety of fundamental and technical factors, including price history, economic reports, seasonal factors, and national and world events. If investors expect upward price movement in the stock market, t

In finance, the Markowitz model ─ put forward by Harry Markowitz in 1952 ─ is a portfolio optimization model;

Martingale pricing is a pricing approach based on the notions of martingale and risk neutrality. The martingale pricing approach is a cornerstone of modern quantitative finance and can be applied to a variety of derivatives contracts, e.g. options, futures, interest rate derivatives, credit derivatives, etc.

The McClellan oscillator is a market breadth indicator used in technical analysis by financial analysts of the New York Stock Exchange to evaluate the balance between the advancing and declining stocks. The McClellan oscillator is based on the Advance-Decline Data and it could be applied to stock market exchanges, indexes, portfolio of stocks or any basket of stocks.

Merton's portfolio problem is a problem in continuous-time finance and in particular intertemporal portfolio choice. An investor must choose how much to consume and must allocate their wealth between stocks and a risk-free asset so as to maximize expected utility. The problem was formulated and solved by Robert C. Merton in 1969 both for finite lifetimes and for the infinite case. Rese

The Ministry of Economy and Finance (Ministerio del Poder Popular de Economía y Finanzas, in Spanish, literally, "Ministry of People's Power for the Economy and Finance") is a ministry of the government of Venezuela with similar portfolios dating back to 1810 with the creation of a tax office. When Gran Colombia was dissolved and Venezuela assumed its independence, the Ministry of Financ

The Ministry of Finance (Serbian: Министарство финансија, romanized: Ministarstvo finansija) is a ministry in the Government of Serbia which is in charge of state finances and economy. The current minister is Siniša Mali, in office since 29 May 2018.

Mismarking in securities valuation takes place when the value that is assigned to securities does not reflect what the securities are actually worth, due to intentional fraudulent mispricing. Mismarking misleads investors and fund executives about how much the securities in a securities portfolio managed by a trader are worth (the securities' net asset value, or NAV), and thus misreprese

Modern portfolio theory (MPT), or mean-variance analysis, is a mathematical framework for assembling a portfolio of financial assets such that the expected return is maximized for a given level of risk. It is a formalization and extension of diversification in investing, the idea that owning different kinds of financial assets is less risky than owning only one type.

In finance, moneyness is the relative position of the current price (or future price) of an underlying asset (e.g., a stock) with respect to the strike price of a derivative, most commonly a call option or a put option. Moneyness is firstly a three-fold classification:

In mathematical finance, a Monte Carlo option model uses Monte Carlo methods to calculate the value of an option with multiple sources of uncertainty or with complicated features. The first application to option pricing was by Phelim Boyle in 1977 (for European options). In 1996, M. Broadie and P. Glasserman showed how to price Asian options by Monte Carlo. An important development was

Monte Carlo methods are used in corporate finance and mathematical finance to value and analyze (complex) instruments, portfolios and investments by simulating the various sources of uncertainty affecting their value, and then determining the distribution of their value over the range of resultant outcomes. This is usually done by help of stochastic asset models. The advantage of Monte C

Morningstar, Inc. is an American financial services firm headquartered in Chicago, Illinois, founded by Joe Mansueto in 1984. It provides an array of investment research and investment management services.

Mr. Money Mustache is the website and pseudonym of Canadian-born blogger Peter Adeney. Adeney retired from his job as a software engineer in 2005 at age 30 by spending only a small percentage of his annual salary and consistently investing the remainder, primarily in stock market index funds.

MSCI Inc. (formerly Morgan Stanley Capital International) is an American finance company headquartered in New York City. MSCI is a global provider of equity, fixed income, real estate indices, multi-asset portfolio analysis tools, ESG and climate finance products. It operates the MSCI World, MSCI Emerging Markets, and MSCI All Country World (ACWI) indices, among others.

In portfolio theory, a mutual fund separation theorem, mutual fund theorem, or separation theorem is a theorem stating that, under certain conditions, any investor's optimal portfolio can be constructed by holding each of certain mutual funds in appropriate ratios, where the number of mutual funds is smaller than the number of individual assets in the portfolio. Here a mutual fund refer