Industry WIKI

An investor is a person or entity that allocates financial capital with the expectation of a future return (profit) or to gain an advantage (interest). Through this allocated capital the investor usually purchases some species of property. Types of investments include equity, debt, securities, real estate, infrastructure, currency, commodity, token, derivatives such as put and call optio

Investor relations (IR) is a "strategic management responsibility that is capable of integrating finance, communication, marketing and securities law compliance to enable the most effective two-way communication between a company, the financial community, and other constituencies, which ultimately contributes to a company's securities achieving fair valuation." as defined by National Inv

IOTA is an open-source distributed ledger and cryptocurrency designed for the Internet of things (IoT). It uses a directed acyclic graph to store transactions on its ledger, motivated by a potentially higher scalability over blockchain based distributed ledgers. IOTA does not use miners to validate transactions, instead, nodes that issue a new transaction on the network must approve two

IQ Option is a binary options trading broker that also offers services in Forex, stocks, and cryptocurrencies. The company was founded in 2013. In 2017, IQ Option shifted its focus to CFDs and cryptocurrencies, though binary options remain a significant part of its operations in certain markets, particularly where regulations are less stringent.

The Irish bank strikes between 1966 and 1976 were three strikes of about a year's total duration which closed down all the clearing banks in Ireland. The strikes provided economists with a unique opportunity to study the functioning of a modern economy without access to bank deposits. Despite the significantly reduced access to bank deposits, the economy continued to grow, with cheques b

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)

İşbank Museum is a museum in Ankara, Turkey. The official name of the museum is "Economic Independence Museum" (Türkiye İş Bankası İktisadi Bağımsızlık Müzesi). This is the second museum of the bank the first being the İşbank Museum in Istanbul.

The ISDA Master Agreement, published by the International Swaps and Derivatives Association (ISDA), is the most commonly used master service agreement for over-the-counter (OTC) derivatives transactions internationally. It is part of a framework of documents, designed to enable OTC derivatives to be documented fully and flexibly. The framework consists of a master agreement, a schedule,

Islamic banking, Islamic finance (Arabic: مصرفية إسلامية masrifiyya 'islamia), or Sharia-compliant finance is banking or financing activity that complies with Sharia (Islamic law) and its practical application through the development of Islamic economics. Some of the modes of Islamic finance include mudarabah (profit-sharing and loss-bearing), wadiah (safekeeping), musharaka (joint ventu

The demand for Islamic banking and finance has grown in Canada due to the growing Muslim population in the country who want to avoid riba and other financial practices in violation of sharia. These sharia-compliant financial products are not offered by main financial institutions and, thus, small financial companies are major players. However, major companies like WealthSimple are start

Islamic banking in Malaysia began in September 1963 when Perbadanan Wang Simpanan Bakal-Bakal Haji (PWSBH) was established. PWSBH was set up as an institution for Muslims to save for their Hajj (pilgrimage to Mecca) expenses. In 1969, PWSBH merged with Pejabat Urusan Haji to form Lembaga Urusan dan Tabung Haji (now known as Lembaga Tabung Haji).

The economic policies proposed under the banner of "Islamisation" in Pakistan include executive decrees on Zakāt (poor-due), Ushr (tithe), judicial changes that helped to halt land redistribution to the poor, and perhaps most importantly, elimination of riba (defined by activists as interest charged on loans and securities). Perhaps the foremost exponent of Islamisation among Pakistan's

Islamic finance products, services and contracts are financial products and services and related contracts that conform with Sharia (Islamic law). Islamic banking and finance has its own products and services that differ from conventional banking. These include Mudharabah (profit sharing), Wadiah (safekeeping), Musharakah (joint venture), Murabahah (cost plus finance), Ijar (leasing), Ha

ISO 10962, known as Classification of Financial Instruments (CFI), is a six-letter-code used in the financial services industry to classify and describe the structure and function of a financial instrument (in the form of security or contract) as part of the instrument reference data. It is an international standard approved by the International Organization for Standardization (ISO). CF

ISO 15022 is an ISO standard for securities messaging used in transactions between financial institutions. Participants in the financial industry need a common representation of the financial transactions they perform and this standard defines general message schema, which in turn are used by organizations to define messages in a complete and unambiguous way. This results in efficiency,

ISO 20022 is an ISO standard for electronic data interchange between financial institutions. It describes a metadata repository containing descriptions of messages and business processes, and a maintenance process for the repository content. The standard covers financial information transferred between financial institutions that includes payment transactions, securities trading and sett

ISO 4217 is a standard published by the International Organization for Standardization (ISO) that defines alpha codes and numeric codes for the representation of currencies, and provides information about the relationships between currencies and their minor units. This data is published in three tables:

ISO 8583 is an international standard for financial transaction card originated interchange messaging. It is the International Organization for Standardization standard for systems that exchange electronic transactions initiated by cardholders using payment cards.

ISO 9362 is an international standard for Business Identifier Codes (BIC), a unique identifier for business institutions, approved by the International Organization for Standardization (ISO). BIC is also known as SWIFT-BIC, SWIFT ID, or SWIFT code, after the Society for Worldwide Interbank Financial Telecommunication (SWIFT), which is designated by ISO as the BIC registration authority.

ISO 9564 is an international standard for personal identification number (PIN) management and security in financial services.

Israel Bonds, the commonly known name of Development Corporation for Israel (DCI), is the U.S. underwriter of debt securities issued by the State of Israel. DCI is headquartered in New York City and is a broker-dealer and member of the Financial Industry Regulatory Authority (FINRA). Dan Naveh is president and CEO.

Israel Credit Cards Ltd. (Hebrew: כרטיסי אשראי לישראל בע"מ), also known by the Cal (Hebrew: כאל) brand and its historical name "C.A.L" (Hebrew: כ.א.ל or by the nickname "Visa Cal" (Hebrew: ויזה כאל, is a company operating in the Israeli credit card market in two areas of activity: issuing debit cards, especially credit cards, and clearing credit card transactions. The company was founded

Israel Alexander Englander (born September 30, 1948) is an American billionaire hedge fund manager. In 1989, he founded his hedge fund, Millennium Management, with Ronald Shear. The fund was started with US$35 million, and as of July 2026 had US$92 billion in assets under management.

It's a Wonderful Life is a 1946 American Christmas fantasy drama film directed and produced by Frank Capra. It is based on the short story and booklet "The Greatest Gift", self-published by Philip Van Doren Stern in 1943, which itself is loosely based on the 1843 Charles Dickens novella A Christmas Carol.

Italian Sounding is the marketing phenomenon consisting of words and images, colour combinations (the Italian tricolour), and geographical references for brands that are evocative of Italy to promote and market agri-food products that have nothing to do with Italian cuisine. The phenomenon is described by the Office of the Ministry of Economic Development (MISE) called Directorate Genera

Itautec is a Brazilian electronics company founded in 1979. Currently, its a division of the Itaúsa group, a Brazilian business group.

J.P. Morgan & Co. was an American financial institution specialized in investment banking, asset management and private banking founded by financier J. P. Morgan in 1871. Through a series of mergers and acquisitions, the company is now a subsidiary of JPMorgan Chase, the largest banking institution in the world by market capitalization. The company has been historically referred to as th

Jane Street Capital is an American electronic market making company headquartered in Manhattan, New York City. It is one of the largest market making firms in the United States along with Virtu and Citadel Securities. It employs approximately 3,000 people across its global offices, and trades across more than twenty countries.

Walter Joseph "Jay" Clayton III (born July 11, 1966) is an American attorney who has served as the 9th director of national intelligence since August 2026. Clayton has additionally served as the White House AI czar since October 2026. He served as the United States attorney for the Southern District of New York from 2025 to 2026 and as the chairman of the Securities and Exchange Commissi

Jaywan (Arabic: جيون, lit. 'precious pearl') is an Emirati card payment system wholly owned and operated by Al Etihad Payments (AEP), a subsidiary of the Central Bank of the United Arab Emirates.

Jeffrey Steven Yass (born July 1958) is an American billionaire businessman. According to Forbes, Yass had a net worth of US$77.8 billion as of September 2026, up from $27.6 billion in April 2024. The richest man in Pennsylvania, he is also the 25th richest in the world. He is a registered Libertarian who gives money to conservative super PACs including Club for Growth Action and the Pro

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.

Jerry W. Markham is a professor at the Florida International University College of Law, and a legal scholar on business organizations and securities regulation in the United States. He has been quoted or cited as an expert on the regulation of financial and commodities markets in a wide variety of news sources, and his three-volume collection, A Financial History of the United States, ha

The pound (French: Livre de Jersey, Jèrriais: Louis d'Jèrri; abbreviation: JEP; sign: £) is the currency of Jersey. Jersey is in currency union with the United Kingdom, and the Jersey pound is not a separate currency but is an issue of banknotes and coins by the States of Jersey denominated in sterling, in a similar way to the banknotes issued in Scotland and Northern Ireland (see Bankno

Joseph Jay Ritchie (January 1, 1947 – February 22, 2022), better known as Joe Ritchie, was an options and commodities trader. In 1977, he founded Chicago Board Crushers, later renamed Chicago Research and Trading (CRT) and served as the head of Fox River Partners at the time of his death. Ritchie had ten children and was married to Sharon Ritchie for over fifty years.

Joel Seligman (born January 11, 1950) is an American legal scholar and former academic administrator. He served as the 10th president of the University of Rochester, in Rochester, New York, from 2005 to 2018. Seligman is also one of the leading authorities on securities law in the United States. Seligman stepped down from his presidency in 2018 following his handling of a university-wide

John C. Coffee Jr. (born November 15, 1944) is the Adolf A. Berle Professor of Law and director of the Center on Corporate Governance at Columbia Law School.

John Joseph D'Agostino is an American business executive and entrepreneur. D'Agostino is a senior advisor to Coinbase and Chairman of US Asset Management Committee for the Department for International Trade. He previously was managing director at the world's largest fund governance firm DMS Offshore, where he was also on the board of hedge funds providing independent oversight. He was pr

John Law (pronounced [lɑs] in French in the traditional approximation of Laws, the colloquial Scottish form of the name; 21 April 1671 – 21 March 1729) was a Scottish-French economist and financier. He rose to power in France where he created a novel financial scheme for French public finances known as Law's System (French: le système de Law) with two institutions at its core, John Law's

John William Henry II (born September 13, 1949) is an American businessman and the founder of John W. Henry & Company, an investment management firm. He is the principal owner of Liverpool Football Club, the Boston Red Sox, The Boston Globe, co-owner of RFK Racing and former owner of the Pittsburgh Penguins. As of October 2024, Forbes estimated his net worth to be US$5.7 billion.

The Joint Forum (previously known as The Joint Forum on Financial Conglomerates) is an international group bringing together financial regulatory representatives from banking, insurance and securities. It works under the international bodies for these sectors, the Basel Committee on Banking Supervision (BCBS), the International Organization of Securities Commissions (IOSCO) and the Inte

Jon Paul Ruggles (born November 28, 1973) is an American executive known for founding Monroe Energy and creating an internal trading house for Delta Air Lines that earned $420 million in trading profits in its first year. According to CNBC, Delta hired Ruggles as vice-president of fuel in 2011 to help right a fuel-hedge book that had been losing the airline money. He managed to generate

The Jordanian dinar (Arabic: دينار أردني; code: JOD; symbol: د.أ, unofficially abbreviated as JD) has been the currency of Jordan since 1950. The Central Bank of Jordan commenced operations in 1965 and became the sole issuer of Jordanian currency and central bank, in place of the Jordan Currency Board.

JPay is a privately held information technology and financial services provider focused on serving the United States prison system. With headquarters in Miramar, Florida, the company contracts with state, county, and federal prisons and jails to provide technologies and services including money transfer, email, video visitation and parole and probation payments to approximately 1.5 mill

Judy Joo (born December 9, 1974 or 1975) is an American chef, author, restaurateur, and television personality. She is best known as the host of Food Network's Korean Food Made Simple, and an Iron Chef UK and her restaurant Seoul Bird in London, Edinburgh, Las Vegas, and New York.

Jumio is an online mobile payment and identity verification company that offers card and ID scanning and validation products for mobile and web transactions. They sell these products under the brand name "Netverify Trusted Identity as a Service."

Jump diffusion is a stochastic process that involves jumps and diffusion. It is a type of Lévy process. It has important applications in magnetic reconnection, coronal mass ejections, condensed matter physics, and pattern theory and computational vision.

Jurisdictional arbitrage is the practice of taking advantage of discrepancies between competing legal jurisdictions. It takes its name from arbitrage, the practice in finance of purchasing a good at a lower price in one market and selling it at a higher price in another. Just as in financial arbitrage, the attractiveness of jurisdiction arbitrage depends largely on its transaction costs,

The just price is a theory of ethics in economics that attempts to set standards of fairness in transactions. With intellectual roots in ancient Greek philosophy, it was advanced by St. Thomas Aquinas based on an argument against usury, which in his time referred to the making of any rate of interest on loans. It gave rise to the contractual principle of laesio enormis.

Kabutochō (Japanese: 兜町), or more formally Nihonbashi Kabutochō (Japanese: 日本橋兜町), is a neighborhood of Nihonbashi, Chuo-ku, Tokyo, Japan. It is the location of the Tokyo Stock Exchange and many securities companies, so is considered Japan's equivalent of Wall Street in New York City.

The Kagi chart (Japanese: かぎ足, romanized: kagiashi) is a chart used for tracking price movements and to make decisions on purchasing stock. It differs from traditional stock charts such as the Candlestick chart by being mostly independent of time. This feature aids in producing a chart that reduces random noise.

Kalshi Inc. is a prediction market platform based in Manhattan, New York City, that launched in July 2021. The platform is used primarily for sports betting, which constitutes more than 90% of site activity and 89% of revenue in 2025. Analysts describe activity on the platform as "heavily tied to the sports calendar". Individuals can place bets on other future outcomes, including economi

Kantox Ltd is a multinational fintech company that offers Currency Management Automation software for corporate clients. Their software automates the pre-trade, trade, and post-trade stages of the corporate foreign exchange (FX) workflow.

KGS, acronym for Kartlı Geçiş Sistemi (literally: Pass System with Card), was an electronic toll collection system of contactless smart card type available on toll roads and toll bridges in Turkey. It was abolished on 1 February 2013. The system was adopted to avoid traffic congestion at toll plazas. An alternative to KGS is the OGS system of radio-frequency identification (RFID) transpo

Khanani & Kalia International (Private) Limited (abbreviated KKI) was a Pakistani foreign exchange company that operated from 1992 to 2008, when it was closed down by the government of Pakistan for being involved in money laundering. Blocked by U.S. Department of the Treasury’s Office of Foreign Assets Control (OFAC), it was found to have also involved in the illicit international moveme

King Abdullah Financial District (KAFD) or simply Al-Maliyyah is a major mixed-use financial district located in the Al-Aqeeq neighbourhood of Riyadh, Saudi Arabia. It serves as the country's financial centre and a central hub for banking, investment, and professional services.

The King's shilling, sometimes called the Queen's shilling when the sovereign is female, is a historical slang term referring to the earnest payment of one shilling given to recruits to the armed forces of the United Kingdom in the 18th, 19th and 20th centuries, although the practice dates back to the end of the English Civil War. To "take the King's shilling" was to agree to serve as a

The Kiribati dollar is one of the two official currencies of Kiribati. The Kiribati coins are pegged at 1:1 ratio to the Australian dollar, the other official currency of Kiribati. Kiribati coins were issued in 1979 and circulate alongside banknotes and coins of the Australian dollar. In present day, Kiribati coins are rare in comparison to Australian coins with the last minor emission m

Klarna Group plc is a Swedish financial technology company and digital bank. Founded in 2005 in Stockholm, Sweden, Klarna provides digital payments, short-term consumer credit, cards, banking services and merchant tools for online and in-store commerce. It is listed on the New York Stock Exchange and is best known for buy now, pay later payment products.

KlickEx is a New Zealand fintech company that provides a payment system for domestic, low value electronic foreign exchange transactions to Polynesian countries using a smart market retail system.

Klöckner & Co SE (also known as Klöckner, KlöCo, or KCO) is a producer-independent processor of steel and metal products. With a network of 110 warehousing and processing locations, Klöckner & Co supplies over 60,000 customers, mainly in Europe and North America.

Know your customer or know your client (KYC) laws, regulations and guidelines in financial services require regulated businesses and professionals to verify the identity of a customer, and the suitability and risks involved with maintaining a business relationship with them. These procedures fit within the broader scope of anti-money laundering (AML) and counter terrorism financing (CTF)

KodakCoin (stylized KODAKCoin) was a Kodak-branded blockchain cryptocurrency, used to plan payments for licensed photographers. It was also able to generate individualized cryptocurrency for its users through Kodak KashMiner, a Bitcoin-mining computer. Critics characterized Kodak's association with the cryptocurrency as a "desperate money grab."

The Korea Deposit Insurance Corporation (KDIC) is a South Korean deposit insurance corporation, established in 1996 to protect depositors and maintain the stability of the financial system. The main functions of KDIC are insurance management, risk surveillance, resolution, recovery, and investigation.

Korea Exchange (KRX, Korean: 한국거래소) is the sole securities exchange operator in South Korea. It is headquartered in Busan, and has an office for cash markets and market oversight in Seoul.

The Korn–Kreer–Lenssen model (KKL model) is a discrete trinomial model proposed in 1998 by Ralf Korn, Markus Kreer and Mark Lenssen to model illiquid securities and to value financial derivatives on these.

Kounta is an Australian software company founded in 2012. The company's flagship product, Kounta, comprises a cloud based point of sale mobile app.

Kraken (legally named Payward, Inc.) is a US-based cryptocurrency exchange, founded in 2011. It is the first cryptocurrency company to obtain a bank charter. In 2025, Kraken began allowing the trading of tokenized equities by non-US customers.

KuCoin is a Seychelles-based cryptocurrency exchange. It was founded in China in 2017, but was later moved to Singapore following the Chinese government's restrictions on cryptocurrency companies, and eventually to the Seychelles.

L3COS (Level 3 Consensus Operating System) is an algorithm for digitising processes based on Blockchain, which has a three-level structure and is distributed as Platform as a Service for state bodies and businesses. The algorithm is based on the blockchain, in which any decision made at any of the levels will become part of the common chain. The technology involves a three-level framewor

La Caldera is a non-fungible token (NFT) collection created by Colombian singer-songwriter Shakira and Australian graphic designer BossLogic released on 21 September 2021. The collection consists of four pieces named "Zenith", "Caloris", "Watch, Don't Touch", and "Save Me from Myself". Each piece features music by Shakira and animated, digitally altered pictures of Shakira in the fantasy

Since the financial crisis, regulation of financial activities is at the center of economic and political events. The crisis has indeed led regulators but also the academic world to ask new questions about the effectiveness of regulation policies. To answer these questions, the French laboratory of excellence on financial regulation (Labex ReFi) was established at the initiative of the C

A labour-sponsored venture capital corporation (LSVCC), known alternately as labour-sponsored investment fund (LSIF) or simply retail venture capital (RVC), is a fund managed by investment professionals that invests in small to mid-sized Canadian companies. The Canadian federal government and some provincial governments offer tax credits to LSVCC investors to promote the growth of such c

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.

Landmark Credit Union is an American credit union providing banking services in Wisconsin and Northern Illinois . It operates as a cooperative and is owned by its members. Landmark provides banking services including, savings accounts, checking accounts, mortgages and investments.

LankaPay (formerly LankaClear) national payment network of Sri Lanka which provides the central payment infrastructure to the country's financial sector. Established in April 1, 2002, the organization is owned by the Central Bank of Sri Lanka (CBSL) and all CBSL-licensed commercial banks in the country.

LankaQR, stylised in all caps as LANKAQR, is a national QR code payment system in Sri Lanka, initiated by the Central Bank of Sri Lanka (CBSL) in collaboration with LankaClear (Pvt) Ltd and licensed financial institutions. The standard was introduced on 12 October 2018 and formally launched on 11 March 2019, aiming to promote a cashless society, enhance financial inclusion, and reduce re

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

In economics, the law of one price (LOOP) states that in the absence of trade frictions (such as transport costs and tariffs), and under conditions of free competition and price flexibility (where no individual sellers or buyers have power to manipulate prices and prices can freely adjust), identical goods sold at different locations should be sold for the same price when prices are expr

LBRY (pronounced "library") is a blockchain-based file-sharing and payment network that is primarily used for social networks and video platforms.

Lebanese pound or Lebanese lira is the currency of Lebanon. It was formerly divided into 100 piastres (Arabic: قرش qirsh) but, because of high inflation during the Lebanese Civil War (1975–1990), subunits were discontinued.

The Legal Entity Identifier (LEI) is a unique global identifier for legal entities participating in financial transactions. Also known as an LEI code or LEI number, its purpose is to help identify legal entities on a globally accessible database. Legal entities are organizations such as companies or government entities that participate in financial transactions. An individual person may

Legal risk as a subset of operational risk that comprises the uncertainty associated with a business becoming a subjects of legal liability and obligations as a result of its operation.

Legal tender is a form of money that the law recognises as valid for the discharge of a monetary debt in a jurisdiction. What constitutes legal tender varies between jurisdictions.

Lemon Wallet was a cloud-based digital wallet that allowed users to store digital copies of credit cards, debit cards, reward cards, as well as identification, and other card information. The service was released in July 2011 and the company is based in Palo Alto, California, United States. Wences Casares was the company's CEO.

In public finance, a lender of last resort (LOLR) is a financial entity, generally a central bank, that acts as the provider of liquidity to a financial institution which finds itself unable to obtain sufficient liquidity in the interbank lending market when other facilities or such sources have been exhausted. It functions as a government guarantee of liquidity to financial institutions

Lender option borrower option or lender's option borrower's option (LOBO) is a long term borrowing instrument available in the United Kingdom. They involve periodic interest re-fixings, which incorporates two linked options:

Leslie Lee Alexander (born June 30, 1943) is an American attorney, businessman and financier. He is a former bond trader from New York. He formerly owned the National Basketball Association (NBA) team Houston Rockets for 24 years, from 1993 to 2017.

The proposed bill Let Wall Street Pay for the Restoration of Main Street Bill is officially contained in the United States House of Representatives bill entitled H.R. 4191: Let Wall Street Pay for the Restoration of Main Street Act of 2009. It is a proposed piece of legislation that was introduced into the United States House of Representatives on December 3, 2009 to assess a tax on US f

A letter of credit (LC), also known as a documentary credit or bankers commercial credit, or letter of undertaking (LoU), is a payment mechanism used in international trade to provide an economic guarantee from a creditworthy bank to an exporter of goods. Letters of credit are used extensively in the financing of international trade, when the reliability of contracting parties cannot be

LevelUp was an American white-label platform for restaurants offering mobile ordering, QR-code payments and loyalty/CRM tools. It was created by Boston-based startup SCVNGR. Grubhub announced its acquisition of LevelUp for US$390 million in July 2018 and closed the deal on September 13, 2018. Post-acquisition, LevelUp’s technology was integrated into Grubhub’s restaurant-facing products,

Leverage is defined as the ratio of the asset value to the cash needed to purchase it. The leverage cycle can be defined as the procyclical expansion and contraction of leverage over the course of the business cycle. The existence of procyclical leverage amplifies the effect on asset prices over the business cycle.

A leveraged buyout (LBO) is one company's acquisition of another company using a significant amount of borrowed money (leverage) to meet the cost of acquisition. The assets of the company being acquired are often used as collateral for the loans, along with the assets of the acquiring company. The use of debt, which normally has a lower cost of capital than equity, serves to reduce the o

In corporate finance, a leveraged recapitalization is a change of the company's capital structure, usually substitution of debt for equity.

Lewis S. Ranieri (; born 1947) is a former bond trader, and founding partner and current chairman of Ranieri Partners, a real estate firm.

Liberty Reserve was a Costa Rica-based centralized digital currency service that billed itself as the "oldest, safest and most popular payment processor, serving millions all around a world". Liberty Reserve was conceived as a "PayPal for the unbanked," allowing the 2.5 billion people without bank accounts or credit histories to participate in the modern economy. The site had over one mi

The London Inter-Bank Offered Rate (Libor LY-bor) was an interest rate average calculated from estimates submitted by the leading banks in London. Each bank estimated what it would be charged were it to borrow from other banks. It was the primary benchmark, along with the Euribor, for short-term interest rates around the world. Libor was phased out at the end of 2021, with market partic

The Libor scandal was a series of criminal allegations by financial authorities connected to the Libor (London Inter-bank Offered Rate) and the related Euribor benchmark, together with the resulting investigations and prosecutions. All ten convictions in the United States were overturned or vacated by 2022, after appellate courts held there was no evidence traders had broken any laws or

The Lightning Network (LN) is a payment protocol built on the bitcoin blockchain. It is intended to enable fast transactions among participating nodes (independently run members of the network) and has been proposed as a solution to the bitcoin scalability problem.