Industry WIKI

A central bank put (an abbreviation of the central bank put option) is a financial practice where a central bank sets up an effective floor underneath the prices of certain asset classes, recently by offering to buy these assets from private entities outright and requesting no obligation from sellers to compensate the central bank for possible losses. Central bank put is one of the tools

The Central Board of Indirect Taxes and Customs (CBIC), is a statutory body under the Department of Revenue, Ministry of Finance, Government of India. It oversees the administration of Indirect Taxes, including Customs duties, Excise duties, and the Goods and Services Tax (GST). CBIC's function also extends to prevention of smuggling, illicit financial activities, and regulation and cont

A central business district (CBD) is the commercial and business center of a city. It contains commercial space and offices, and in larger cities will often be described as a financial district. Geographically, it often coincides with the "city centre" or "downtown". However, these concepts are not necessarily synonymous: many cities have a central business district located away from its

The Central Computer and Telecommunications Agency (CCTA), formerly the Central Computer Agency (CCA), was a UK government agency providing computer and telecoms support to government departments.

A central clearing counterparty (CCP), also referred to as a central counterparty, is a financial market infrastructure organization that takes on counterparty credit risk between parties to a transaction and provides clearing and settlement services for trades in foreign exchange, securities, options, and derivative contracts. CCPs are highly regulated institutions that specialize in ma

The Central Economic Intelligence Bureau (CEIB) is an Indian intelligence agency responsible for gathering information and monitoring the economic and financial sectors for economic offences and warfare.

The Central Insurance of Iran is the financial regulatory agency in charge of regulating the Iranian insurance industry. Central Insurance was established to regulate, standardise and guide the local insurance industry.

The Central Intelligence Cell (Bengali: কেন্দ্রীয় গোয়েন্দা সেল; abbreviated as CIC) is a specialized intelligence and investigative unit of the National Board of Revenue under the Government of Bangladesh, responsible for intelligence gathering, analysis, and investigation related to customs, taxation, and revenue-related offenses.

The Central Pay Commission is a committee constituted by the Government of India decennially, responsible for tabling recommendations regarding changes in the salary structure of federal employees, both civilian and defence. Established in 1946, seven pay commissions have been set up each decade since India's independence to review and provide recommendations on the work and pay structur

A central securities depository (CSD) is a specialized financial market infrastructure organization holding securities such as shares or bonds, either in certificated or uncertificated (dematerialized) form, allowing ownership to be easily transferred through a book entry rather than by a transfer of physical certificates. This allows brokers and financial companies to hold their securit

The Central Zone (Portuguese: Zona Central de São Paulo) is an administrative zone of the city of São Paulo, Brazil.

The American Express Centurion Card, colloquially known as the Black Card, is an exclusive invitation-only charge card issued by American Express. It is reserved for the company's wealthiest clients who meet certain net worth, credit quality, and spending requirements on its gateway card, the Platinum Card. The firm does not disclose the exact requirements to receive an invitation to car

A Certified California Municipal Treasurer (CCMT) is a post-nominal professional certification awarded by the California Municipal Treasurers Association (CMTA) to California public treasurers who meet standards of education, experience, and a stated commitment to a code of ethics. It was created in 1978 to provide a professional standard of financial expertise and ethics in California

CFA franc (French: franc CFA, [fʁɑ̃ seɛfɑ]) is the name of two currencies used by 227 million people (as of 2026) in fourteen African countries:

The CFP franc (French: Franc pacifique, called the franc in everyday use) is the currency used in the French overseas collectivities (French: collectivités d'outre-mer, or COM) of French Polynesia, New Caledonia, and Wallis and Futuna. The initials CFP originally stood for colonies françaises du Pacifique (lit. 'French colonies of the Pacific') but since 2022 is officially Collectivités

Chain of Blame: How Wall Street Caused the Mortgage and Credit Crisis is a 2008 book about the subprime mortgage crisis in the United States by investigative journalists Paul Muolo of National Mortgage News and Mathew Padilla of the Orange County Register. The book has an accompanying website with some excerpts, author biographies and a roundup of events in the subprime mortgage crisis

Chalice is a Catholic international aid charity focused on child, family, and community development headquartered in Bedford, Nova Scotia.

Challenges in Islamic finance are the difficulties in providing modern finance services without violation of sharia (Islamic law).

In mathematics, the Chan–Karolyi–Longstaff–Sanders process (abbreviated as CKLS process) is a stochastic process with applications to finance. In particular it has been used to model the term structure of interest rates. The CKLS process can also be viewed as a generalization of the Ornstein–Uhlenbeck process. It is named after K. C. Chan, G. Andrew Karolyi, Francis A. Longstaff, and Ant

Chance-constrained portfolio selection is an approach to portfolio selection under loss aversion.

The chancellor of the exchequer (formally chancellor and under treasurer of His Majesty’s exchequer), often abbreviated to chancellor, is a senior minister of the Crown within the Government of the United Kingdom, and the head of His Majesty's Treasury. As one of the four Great Offices of State, the chancellor is a high-ranking member of the British Cabinet.

The Clearing House Automated Payment System (CHAPS) is a real-time gross settlement payment system used for sterling transactions in the United Kingdom. It is mainly used by financial institutions to make wholesale financial payments and by large companies to make corporate treasury payments. In 2024, 52.7 million CHAPS payments were made, worth a total of £87.5 trillion. This made up ju

A charge card is a type of credit card that enables the cardholder to make purchases which are paid for by the card issuer, to whom the cardholder becomes indebted. The cardholder is obliged to repay the debt to the card issuer in full by the due date, usually on a monthly basis, or be subject to late fees and restrictions on further card use. Charge cards are distinct from traditional c

Chartalism is a heterodox theory in macroeconomics that views money as a pure creation of the state, introduced to control and organize economic activity rather than arising from barter or debt.

The Chartered Financial Analyst (CFA) program is a postgraduate professional certification offered internationally by the US-based CFA Institute (formerly the Association for Investment Management and Research, or AIMR) to investment and financial professionals. The program teaches a wide range of subjects relating to advanced investment analysis—including business analysis, statistics,

Chase Payment Solutions, formerly known as Chase Paymentech and Chase Merchant Services, is an American payment service provider and merchant acquiring business that is part of JPMorgan Chase. Paymentech payment platforms supports businesses to process payments. In addition to its payment services the company provides associated business services such as analytics, payment fraud detectio

Checkout.com (legally incorporated as Checkout Ltd.) is a financial technology company headquartered in London, United Kingdom. It provides payment processing services, operating as a payment gateway, acquirer, and processor for enterprise clients in sectors such as e-commerce, technology, and media. In 2022, It had a valuation of $40 billion making it the most valuable European fintech

In finance, the Chen model is a mathematical model describing the evolution of interest rates. It is a type of "three-factor model" (short-rate model) as it describes interest rate movements as driven by three sources of market risk. It was the first stochastic mean and stochastic volatility model and it was published in 1994 by Lin Chen, PhD from Harvard, former economist of Federal Res

A cheque (or check in American English) is a document that orders a bank, building society, or credit union, to pay a specific amount of money from a person's account to the person in whose name the cheque has been issued. The person writing the cheque, known as the drawer, has a transaction banking account (often called a current, cheque, chequing, checking, or share draft account) wher

The Cheque and Credit Clearing Company Limited (C&CCC) is a UK membership-based industry body whose 11 members are the UK clearing banks. The company has managed the cheque clearing system in England and Wales since 1985, in all of Great Britain since 1996 when it took over responsibility for managing the Scottish cheque clearing as well, and in the whole of the United Kingdom since the

Cheque clearing (or check clearing in American English) or bank clearance is the process of moving cash (or its equivalent) from one bank, from which a cheque is drawn, to another bank, in which it was deposited. Clearance is usually accompanied by the movement of the cheque to the paying bank, either in the traditional physical paper form or digitally under a cheque truncation system. T

Cheque fraud (Commonwealth English) or check fraud (American English) is a category of criminal acts that involve the unlawful use of cheques to illegally acquire or (effectively) to borrow funds that do not exist within an account balance or account-holder's legal ownership. Most methods involve taking advantage of the float (the money made available by a bank for a time between the pre

Cherry AG (formerly Cherry Corporation and stylized as CHERRY) is a German computer peripheral-device maker. The company has its roots in the United States and is headquartered in Germany. It has additional offices in the United States, France, and China. They manufactured a large range of products including sensors, vibrators and automotive modules until 2008, when Peter Cherry, the son

Chervonets (pl.: chervontsy) is the traditional Russian name for large foreign and domestic gold coins. The name comes from the Russian term червонное золото (chervonnoye zoloto), meaning 'red gold' (also known as rose gold) – the old name of a high-grade gold type.

ChexSystems is an American check verification service and consumer reporting agency owned by the eFunds subsidiary of Fidelity National Information Services. It provides information about the use of deposit accounts by consumers.

Chia Network is a proof-of-space and proof-of-time-based blockchain. It issues the digital currency Chia (XCH). It was founded in 2017 by Bram Cohen, the creator of BitTorrent, and Ryan Singer. Its headquarters are in South San Francisco, California.

The Chiang Mai Initiative (CMI) is a multilateral currency swap arrangement among the ten members of the Association of Southeast Asian Nations (ASEAN), the People's Republic of China (including Hong Kong), Japan, and South Korea. It draws from a foreign exchange reserves pool worth US$120 billion and was launched on 24 March 2010. That pool has been expanded to $240 billion in 2012.

The Chicago Board of Trade (CBOT) is an American futures and options exchange that was founded in 1848. It operated as an independent exchange for more than 150 years, before merging with its long-time rival the Chicago Mercantile Exchange (CME) to form CME Group in 2007. It is now a designated contract market of the CME Group.

Chicago Options Associates (COA) is a finance company in Chicago, Illinois, which specializes in trading options and futures contracts. It was founded in 1987 by Oliver R. W. Pergams and Michael E. Davis. In 1994 Davis was its chief executive officer, hiring then-graduate student Jimmy Wales as research director; Wales served in this position until 1998.

A chief financial officer (CFO) is an officer of a company or organization who is assigned the primary responsibility for making decisions for the company for projects and its finances; i.a.: financial planning, management of financial risks, record-keeping, and financial reporting, and, increasingly, the analysis of data.

The chief investment officer (CIO) is a Board-level executive, responsible for investments within an organization.

A chief risk officer (CRO), chief risk management officer (CRMO), or chief risk and compliance officer (CRCO), is an executive accountable for enabling the efficient and effective governance of significant risks, and related opportunities, to a business and its various segments. Risks are commonly categorized as strategic, reputational, operational, financial, or compliance-related. CROs

A child trust fund (CTF) is a long-term savings or investment account for children in the United Kingdom. New accounts can no longer be created as of 2011, but existing accounts can receive new money: the accounts were replaced by Junior ISAs.

China originally joined the World Bank Group (WBG) on December 27, 1945. However, after the Chinese Civil War, the World Bank recognized the Republic of China as its member, until the relationship ended in 1980, when the membership was replaced by the People's Republic of China. The People's Republic of China (PRC) did not become involved with the World Bank group until 1980, when it fir

The China Consortium, also referred to as banking consortium or financial consortium or four-, five-, or six-power consortium depending on context, refers to two successive cooperative arrangements formed by foreign banks under their respective governments' directions in the early 20th century, to coordinate lending to the Chinese government. These initiatives were resented by Chinese na

The China Financial Futures Exchange (CFFEX; Chinese: 中国金融期货交易所) is a futures exchange established in Shanghai on September 8, 2006—with the approval of the State Council and the authorization of China Securities Regulatory Commission (CSRC). It is a joint venture of the Zhengzhou Commodity Exchange, Shenzhen Stock Exchange and the Shanghai Futures Exchange.

The China Foreign Exchange Trade System (CFETS; Chinese: 中國外匯交易中心), also known as National Interbank Funding Center (NIFC; Chinese: 全国银行间同业拆借中心), is a financial market infrastructure and electronic trading platform in China, established in 1994 in Shanghai under the People's Bank of China (PBC).

The China National Clearing Center (also CNCC; Chinese: 中国人民银行清算总中心, lit. 'People's Bank of China Clearing Center') is a non-profit public institution created in May 1990 that is administered by the People's Bank of China and runs several of China's key payment systems.

The China Securities Regulatory Commission (CSRC) is a government agency directly under the State Council of China. It is the main regulator of the securities industry in China.

The Chinese Banking Liquidity Crisis of 2013 was a sudden credit crunch affecting China's commercial banks evidenced by a rapid rise on 20 June 2013 in the Shanghai interbank overnight lending rates to a high of 30 percent from its usual rate of less than 3%. The ensuing panic affected gold markets and stock. China's regulation of the foreign exchange market had caused a decline in inflo

The Chinese gold yuan (also known as golden round, golden yuan, among others) was a legal tender currency of China between August 1948 and 1949. It was a method used by the Republic of China government to accumulate gold from its citizens to fund its war effort. It circulated in the country under the effective control of the Government of the Republic of China, which issued paper money o

A chit fund is a type of rotating savings and credit association system practiced in India, Bangladesh, Sri Lanka, Pakistan and other Asian countries. Chit fund schemes may be organized by financial institutions, or informally among friends, relatives, or neighbours. In some variations of chit funds, the savings are for a specific purpose. Chit funds are often microfinance organizations.

Choice Lanes are a planned system of express toll lanes on Interstate Highways in urban areas in the U.S. state of Tennessee. The lanes are planned to be financed, built, and maintained by private-sector firms through public–private partnerships (P3s) with the Tennessee Department of Transportation (TDOT), which will retain ownership of the facilities. Choice Lanes were authorized by the

Chose (pronounced: , French for "thing") is a term used in common law tradition to refer to rights in property, specifically a combined bundle of rights. A chose is the enforcement right which a party possesses in an object. The use of chose extends from the English use of French within the courts. In English and commonwealth law, all personal things fall into one of two categories, eith

ChromaWay is a Swedish blockchain technology company founded in 2014, involved in decentralized applications, relational blockchain technology, web3, and smart contracts.

Chronic inflation is an economic phenomenon occurring when a country experiences high inflation for a prolonged period (several years or decades) due to continual increases in the money supply among other things. In countries with chronic inflation, inflation expectations become 'built-in', and it becomes extremely difficult to reduce the inflation rate because the process of reducing i

Chūō-ku (中央区; 'Central Ward') is one of 24 wards of Osaka, Japan. It has an area of 8.88 km2, and a population of 60,085. It houses Osaka's financial district, as well as the Osaka Prefecture offices and principal shopping and tourist areas.

A church tax is a tax collected by the state from members of some Christian denominations to provide financial support of churches, such as the salaries of its clergy and to pay the operating cost of the church. It is related to the concept of tithes and offerings. Not all Christian countries have such a tax. In some countries that do, people who are not members of a religious community

The Cincinnati Time Store (1827–1830) was the first in a series of retail stores created by American individualist anarchist Josiah Warren to test his economic labor theory of value. The experimental store operated from May 18, 1827, until May 1830. He sold things at-cost plus a small markup for his time. It is usually considered to be the first time alternative currency labor notes were

Circle Internet Group, Inc. is a payments technology company. Founded by Jeremy Allaire and Sean Neville in 2013, it is currently headquartered in New York City and issues two types of stablecoin: USDC, which has a conversion rate pegged to the U.S. dollar, and EURC, which is euro-denominated. It also issues USYC, a tokenized money market fund.

Circular economy (CE), or circularity, is a model of resource production and consumption that involves sharing, leasing, reusing, repairing, refurbishing, and recycling materials and products, to extend product life cycle for as long as possible. The concept aims to tackle global challenges such as climate change, biodiversity loss, waste, and pollution by emphasizing the design-based im

Cirrus is a worldwide interbank network that provides cash to Mastercard cardholders. As a subsidiary of Mastercard, it connects all Mastercard's credit, debit, and prepaid cards, as well as ATM cards issued by various banks worldwide bearing the Mastercard/Maestro logo.

City Index is a United Kingdom-based provider of spread betting, contracts for difference (CFD) trading and foreign exchange (FX) trading services. Founded in 1983, it operates as a retail trading brand of the Nasdaq-listed financial services group StoneX. In the UK, City Index is operated by StoneX Financial Ltd, which is authorised by the Financial Conduct Authority (FCA).

The City of London (informally known as the City or the Square Mile) is a city, ceremonial county and local government district in England. Established by the Romans around 47 AD as Londinium, it forms the historic centre of the wider London metropolis. Surrounded by the modern ceremonial county of Greater London, the City is a unique local authority area governed by the City of London C

Civil Servants Pension Fund (CSPF) is an Iranian independent legal entity under the governance of the Ministry of Welfare and Social Security, and run as an insurance company. This organization is responsible for the affairs related to the retirement of Iran's civil servants. The regular military, law enforcement agencies, and the Islamic Revolutionary Guard Corps, Iran's second major mi

In macroeconomics, the classical dichotomy is the idea, attributed to classical and pre-Keynesian economics, that real and nominal variables can be analyzed separately. To be precise, an economy exhibits the classical dichotomy if real variables such as output and real interest rates can be completely analyzed without considering what is happening to their nominal counterparts, the mone

Clawback or claw back is any money or benefits that have been given out, but are required to be returned (clawed back) due to special circumstances or events, such as the money having been received as the result of a financial crime, or where there is a clawback provision in the executive compensation contract.

Clearfield Trust Co. v. United States, 318 U.S. 363 (1943), was a case in which the Supreme Court of the United States held that federal negotiable instruments were governed by federal law, and thus the federal court had the authority to fashion a common law rule.[1]

In banking and finance, clearing refers to all activities from the time a commitment is made for a transaction until it is settled. This process turns the promise of payment (for example, in the form of a cheque or electronic payment request) into the actual movement of money from one account to another. Clearing houses were formed to facilitate such transactions among banks.

A clearing house, often written as clearinghouse, is a financial institution formed to facilitate the exchange (i.e., clearance) of payments, securities, or derivatives transactions. The clearing house stands between two clearing firms (also known as member firms or participants).

Clearstream or the Clearstream Group is the central securities depository arm of the Deutsche Börse Group. It provides settlement and custody as well as other related services for securities across all asset classes. Its subsidiary in Luxembourg, Clearstream Banking SA, is one of two world-leading International central securities depositories (ICSDs), the other one being Euroclear Bank.

Clericis laicos was a papal bull issued on February 5, 1296, by Pope Boniface VIII in an attempt to prevent the secular states of Europe—in particular France and England—from appropriating church revenues without the express prior permission of the pope. The two expansionist monarchies had come to blows, and the precedents for taxation of the clergy for a "just war" if it was declared a

Climate finance in the United States involves the mobilization of public and private funds to support efforts to mitigate and adapt to climate change, with a focus on leveraging market-based mechanisms, policy incentives, and investments in clean energy and resilience initiatives to meet domestic and global climate goals.

Climate risk is the potential for problems for societies or ecosystems from the impacts of climate change. The assessment of climate risk is based on formal analysis of the consequences, likelihoods and responses to these impacts. Societal constraints can also shape adaptation options. There are different values and preferences around risk, resulting in differences of risk perception.

Clinkle was an American startup founded in 2011, which sought to facilitate mobile payments with ultrasonic signals emitted by smartphones. The company's $25 million seed round in June 2013 was the largest in Silicon Valley history. Clinkle abandoned its ultrasonic technology due to insurmountable technical challenges and pivoted to launching a prepaid debit card service in 2014. The com

A closed-end fund (CEF), also known as a closed-end mutual fund, is an investment vehicle fund that raises capital by issuing a fixed number of shares at its inception, and then invests that capital in financial assets such as stocks and bonds. After inception it is closed to new capital, although fund managers sometimes employ leverage. Investors can buy and sell the existing shares in

Closed-end leasing is a contract-based system governed by law in the U.S. and Canada. It allows a person the use of property for a fixed term, and the right to buy that property for the agreed residual value when the term expires.

CLS Group (for Continuous Linked Settlement), or simply CLS, is a specialized financial market infrastructure group whose main entity is the New York–based CLS Bank. It started operations in 2002 and operates a unique and global central multicurrency cash settlement system, known as the CLS System, which plays a critical role in the foreign exchange market (also known as forex or FX). Al

A club deal, in finance, refers to a leveraged buyout or other private equity investment that involves two or more private equity firms. It can also be referred as consortium or syndicated investment.

Club goods (also artificially scarce goods, toll goods or quasi-public goods) are a type of good in economics, that are excludable (unlike public goods) but non-rivalrous, at least until reaching a point where congestion occurs.

CMC Markets plc is a UK-based financial services company that offers online trading in shares, spread betting, contracts for difference (CFDs), and foreign exchange across global markets. The company is headquartered in London, with hubs in Sydney and Singapore. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index.

CME Group Inc. (formerly Chicago Mercantile Exchange Holdings Inc.), headquartered in Chicago, Illinois, operates exchanges and provides clearing services for trading in financial derivatives such as futures contracts, options, and swaps. Its exchanges include the Chicago Mercantile Exchange (CME), the Chicago Board of Trade (CBOT), the New York Mercantile Exchange (NYMEX), and the Commo

In insurance, co-insurance or coinsurance is the splitting or spreading of risk among multiple parties.

CU Cooperative Systems, Inc. was a company providing services to credit unions in the United States. It is now a part of Velera, although the combined organization continues to use the Co-op Solutions brand. Other names it has used includes CO-OP Financial Services and Co-op Network. It operated an interbank network connecting the ATMs of credit unions in the United States, with locatio

The Cobequid Pass is the name given to a 45 km (28 mi) section of Nova Scotia Highway 104 (the Trans-Canada Highway) between Thomson Station, Cumberland County and Masstown, Colchester County in the Canadian province of Nova Scotia, with a 24 km (15 mi) tolled portion. The section is a public–private partnership; the highway is owned by the Highway 104 Western Alignment Corporation, a Cr

A coin is a small object, usually round and flat, used primarily as a medium of exchange or legal tender. They are standardized in weight, and produced in large quantities at a mint in order to facilitate trade. They are most often issued by a government. Coins often have images, numerals, or text on them. The faces of coins or medals are sometimes called the obverse and the reverse, ref

Coin roll hunting (often abbreviated as CRH) is the hobby of searching and sorting coinage pulled from circulation for collectible coins. This is achieved through obtaining rolled coin, boxed coin, or bagged coin from banks and credit unions. A variant of this practice involves banknotes and is carried out in essentially the same fashion, normally to search for unusual (fancy) serial num

A coin wrapper, also known as a bank roll or simply a roll, is a paper or plastic container designed to hold a specific number of coins. During 19th century, newly minted coins were collected in cloth bags. Initially, coin wrapping was a manual process. Since the onset of the 20th century, coin wrapping machines have been in use. The earliest patent for a coin wrapping machine was in 190

Coin's Financial School is an 1894 pamphlet written by lawyer, politician and resort founder William Hope Harvey (1851–1936). It advocated a return to bimetallism, where the value of a monetary unit is defined as a certain amount of two different kinds of metals, often gold and silver. In the book, Harvey charged that the demonetization of silver caused by the Coinage Act of 1873 led to

Coinbase Global, Inc. is an American cryptocurrency exchange. It was founded in 2012 by Brian Armstrong and Fred Ehrsam. Coinbase has over 100 million users, and is the largest U.S. based cryptocurrency exchange as well as the world's biggest bitcoin custodian, as of 2024. The company operates in more than 100 countries and holds nearly US$516 billion in assets, including nearly 12 perce

Coincheck is a Japanese bitcoin wallet and exchange service headquartered in Tokyo, Japan, founded by Koichiro Wada and Yusuke Otsuka. It operates exchanges between bitcoin, ether and fiat currencies in Japan, and bitcoin transactions and storage in some countries.

The coincidence of wants (often known as double coincidence of wants) is an economic phenomenon where two parties each hold an item that the other wants, so they exchange these items directly. Within economics, this has often been presented as the foundation of a bartering economy.

CoinEx was a cryptocurrency exchange based in Hong Kong. Before shutting down its operations in 2026, it operated in Iran and facilitated transfers of more than US$3.8 billion in cryptocurrency linked to Iranian entities.

CoinJar is a centralised digital currency exchange with the main function to facilitate the trading of cryptocurrencies by its users and allow to convert these assets into cash. It is one of the earliest cryptocurrency exchanges to launch in Australia.

In many cultures, coins are used as votive offerings, usually through the act of throwing coins at or in specific objects such as rivers, lakes, ponds, wells, fountains, statues, bells, vehicles, and other objects to pray for blessings, avert disasters, and make wishes.

Coinye (formerly Coinye West), is a scrypt-based cryptocurrency. Cease and desist letters were issued against it for its use of American rapper Kanye West as its mascot despite West having no affiliation with the project. The project was abandoned by the original developers following West's filing of a trademark infringement lawsuit against them.

In finance, a collar is an option strategy that limits the range of possible positive or negative returns on an underlying to a specific range. A collar strategy is used as one of the ways to hedge against possible losses and it represents long put options financed with short call options. The collar combines the strategies of the protective put and the covered call.

In lending agreements, collateral is a borrower's pledge of specific property to a lender, to secure repayment of a loan. The collateral serves as a lender's protection against a borrower's default and so can be used to offset the loan if the borrower fails to pay the principal and interest satisfactorily under the terms of the lending agreement.

Collateral has been used for hundreds of years to provide security against the possibility of payment default by the opposing party in a trade. Collateral management began in the 1980s, with Bankers Trust and Salomon Brothers taking collateral against credit exposure. There were no legal standards, and most calculations were performed manually on spreadsheets. Collateralisation of deriva

A collateralized debt obligation (CDO) is a type of structured asset-backed security (ABS). Originally developed as instruments for the corporate debt markets, after 2002 CDOs became vehicles for refinancing mortgage-backed securities (MBS). Like other private label securities backed by assets, a CDO can be thought of as a promise to pay investors in a prescribed sequence, based on the c