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Digital assets and currencies

Understand assets, networks and trading mechanics with sources you can check.

Assets

Axie Infinity

Axie Infinity is a blockchain game developed by Vietnamese studio Sky Mavis in 2018, known for its in-game economy which uses Ethereum-based cryptocurrencies. It has been called "a pyramid scheme that relies on cheap labor from countries like the Philippines to fuel its growth."

Trading basics

Azerbaijani manat

The manat (ISO code: AZN; sign: ₼; abbreviation: m) is the currency of Azerbaijan. It is subdivided into 100 gapiks.

Trading basics

Azimo

Azimo B.V. was an online remittance service headquartered in Amsterdam, Netherlands. It also had offices in Kraków, Poland.

Trading basics

B3 (stock exchange)

B3 S.A. – Brasil, Bolsa, Balcão (in English, B3 – Brazil Stock Exchange and Over-the-Counter Market), formerly BM&FBOVESPA, is a stock exchange located in São Paulo, Brazil, and the second oldest in the country.

Finance

Bachelier model

The Bachelier model is a model of an asset price under Brownian motion presented by Louis Bachelier in his PhD thesis The Theory of Speculation (French: Théorie de la spéculation), published 1900. It is also called the normal model equivalently (as opposed to log-normal model or Black–Scholes model). One early criticism of the Bachelier model is that the probability distribution which h

Securities & exchanges

Backspread

In options trading, the backspread is the converse strategy to the ratio spread and is also known as the reverse ratio spread. Using calls, a bullish strategy known as the call backspread can be constructed and with puts, a strategy known as the put backspread can be constructed.

Securities & exchanges

Backwardation

Backwardation is a market condition where the price of a commodity's forward or futures contract price is trading below the spot price.

Trading basics

Bahamian dollar

The dollar (sign: $; code: BSD) has been the currency of The Bahamas since 1966. It is normally abbreviated with the dollar sign $, or alternatively B$ to distinguish it from other dollar-denominated currencies. It is divided into 100 cents.

Trading basics

Bahraini dinar

The dinar (Arabic: دينار بحريني, romanized: Dīnār Baḥrēnī) (sign: .د.ب or BD; code: BHD) is the currency of Bahrain. Each dinar is divided into 1000 fulūs (singular is "fils"). The Bahraini dinar is abbreviated د.ب (Arabic) or BD (Latin). It is usually represented with three decimal places denoting the fils.

Banking

Bai Salam

Bai Salam (Arabic بيع سلم, more accurately transliterated as Bai us Salami) is an Islamic contract in which full payment is made in advance for specific goods (often agricultural products) to be delivered at a future date. It is necessary that the quality of the commodity intended to be purchased is fully specified leaving no ambiguity leading to dispute. Bai salam covers almost every

Payments & settlement

Balance of payments

In international economics, the balance of payments (also known as balance of international payments and abbreviated BOP or BoP) of a country is the difference between all money flowing into the country in a particular period of time (e.g., a quarter or a year) and the outflow of money to the rest of the world. These financial transactions are made by individuals, firms and government b

Payments & settlement

Balance of trade

Balance of trade is the difference between the monetary value of a nation's exports and imports of goods over a certain time period. Sometimes, trade in services is also included in the balance of trade but the official IMF definition only considers goods. The balance of trade measures a flow variable of exports and imports over a given period of time. The notion of the balance of trade

Securities & exchanges

Banc De Binary

Banc De Binary was an Israeli financial firm with a history of regulatory issues on three continents. On January 9, 2017, the company announced that it would be closing due to negative press coverage and its tarnished reputation. The firm also surrendered its brokerage license with the Cyprus Securities and Exchange Commission (CySEC) removing its ability to legally trade in the European

Banking

Banca Monte dei Paschi di Siena

Banca Monte dei Paschi di Siena S.p.A. (Italian pronunciation: [ˈbaŋka ˈmonte dei ˈpaski di ˈsjɛːna]), known as BMPS or just MPS, is an Italian bank. Tracing its history to a mount of piety founded in 1472 (554 years ago) and established in its present form in 1624 (402 years ago), it is the world's oldest bank, and after the acquisition of Mediobanca in 2025 it is the third largest Ital

Banking

Banco di Napoli

Banco di Napoli S.p.A., among the oldest banks in the world, was an Italian banking subsidiary of Intesa Sanpaolo group, as one of the 6 retail brands other than "Intesa Sanpaolo". It was acquired by the Italian banking group Sanpaolo IMI (the predecessor of Intesa Sanpaolo) in 2002 and ceased being an independent bank. In February 2018, Intesa Sanpaolo announced their new business plan,

Banking

Banco di Santo Spirito

The Bank of the Holy Spirit (Italian: Il Banco di Santo Spirito) was a bank founded by Pope Paul V on 13 December 1605. The bank was the first central bank in Europe (as the bank of the Papal States) at a level above city-states, the first public deposit bank in Rome, and the oldest continuously operating bank in Rome until its merger in 1992.

Banking

Bancomat (interbank network)

Bancomat is an Italian interbank network for cash withdrawals widely used in Italy. It was first introduced in 1983 for use with automated teller machines.

Securities & exchanges

Bangladesh Securities and Exchange Commission

The Bangladesh Securities and Exchange Commission (BSEC) is the regulator of the capital market of Bangladesh, comprising Dhaka Stock Exchange (DSE) and Chittagong Stock Exchange (CSE). The commission is a statutory body and attached to the Ministry of Finance.

Banking

Bank

A bank is a financial institution that accepts deposits from the public and creates a demand deposit while making loans. Lending activities can be directly performed by the bank or indirectly through capital markets.

Banking

Bank Australia

Bank Australia is an Australian customer-owned bank based in Collingwood, Victoria. The organisation can trace its origins back to 1957, when the CSIRO Co-operative Credit Society was formed. Over succeeding years, mergers among 72 other credit unions and co-operative banks eventually led to the creation of the Members & Education Credit Union (mecu) in 2003, which became Bankmecu in 201

Payments & settlement

Bank Clearing Center

Bank Clearing Center Ltd. (Hebrew: מרכז סליקה בנקאי; known in its abbrevatiion Masav (Hebrew: Masav) operates the national infrastructure for payment transfers in the Israeli economy. Masav leads the payments and clearing sector in Israel and operates advanced payment transfer systems for tens of thousands of organizations, financial entities and government institutions in Israel. The v

Banking

Bank code

A bank code is a code assigned by a central bank, a bank supervisory body or a Bankers Association in a country to all its licensed member banks or financial institutions. The rules vary to a great extent between the countries. Also the name of bank codes varies. In some countries the bank codes can be viewed over the internet, but mostly in the local language.

Banking

Bank failure

A bank failure occurs when a bank is unable to meet its obligations to its depositors or other creditors because it has become insolvent or too illiquid to meet its liabilities. Failing banks share commonalities: rising asset losses, deteriorating solvency, and an increasing reliance on expensive noncore funding.

Banking

Bank of England Museum

The Bank of England Museum, located within the Bank of England in the City of London, is home to a collection of diverse items relating to the history of the Bank and the UK economy from the Bank's foundation in 1694 to the present day.

Banking

Bank of North America

The Bank of North America was the first chartered bank in the United States, and served as the country's first de facto central bank. It was chartered by the Congress of the Confederation on May 26, 1781, and opened in Philadelphia, Pennsylvania, on January 7, 1782.

Banking

Bank secrecy

Banking secrecy, alternatively known as financial privacy, banking discretion, or bank safety, is a conditional agreement between a bank and its clients that all foregoing activities remain secure, confidential, and private. Most often associated with banking in Switzerland, banking secrecy is prevalent in Luxembourg, Monaco, Hong Kong, Singapore, Ireland, and Lebanon, among other off-sh

Banking

Bank state branch

A Bank State Branch (often referred to as "BSB") is the name used in Australia for a bank code, which is a branch identifier. The BSB is normally used in association with the account number system used by each financial institution. The structure of the BSB + account number does not permit for account numbers to be transferable between financial institutions. While similar in structure,

Banking

Bank teller

A bank teller (North American English) or a bank clerk (British English, Australian English and New Zealand English) (often abbreviated to simply teller or clerk) is an employee of a bank whose responsibilities include the handling of customer cash and negotiable instruments. In some places, this employee is known as a cashier or customer representative. Tellers also deal with routine cu

Banking

Bank vault

A bank vault is a secure room used by banks to store and protect valuables, cash, and important documents. Modern bank vaults are typically made of reinforced concrete and steel, with complex locking mechanisms and security systems. This article covers the design, construction, and security features of bank vaults.

Banking

Banker (ancient)

The banker of ancient times was employed within financial activities, during the ancient Mesopotamian, ancient Greek and ancient Roman periods.

Banking

Bankers' bonuses

Bankers' bonuses are traditionally paid or awarded to some workers in the finance industry at the end of the bank's financial year. They are intended to reward employee behavior during that year that has increased the profits of the bank or some relevant part of its business, as shown by the annual accounts. The bonus culture is usually associated with the front office or investment bank

Trading basics

Banking as a service

Banking as a service (BaaS) is the provision of banking products (such as deposit accounts, loans and credit cards) to customers through non-bank or non-financial third party partnerships. The bank provides the balance sheet management, including capital, liquidity and credit risk management, while the partner company (typically a fintech) interacts directly with the customer via their p

Banking

Banking in ancient Rome

In ancient Rome there were a variety of officials tasked with banking. These were the argentarii, mensarii, coactores, and nummularii. The argentarii were money changers. The role of the mensarii was to help people through economic hardships, the coactores were hired to collect money and give it to their employer, and the nummularii minted and tested currency. They offered credit systems

Banking

Banking in Argentina

During the 1990s, marked by President Carlos Menem's policies of liberalization, Argentina's financial system saw a significant consolidation and strengthening, in large part through foreign investment. In addition to high reserve and capital-adequacy requirements, the Central Bank of Argentina maintained a repurchase agreement with a consortium of international banks to provide a $6,000

Banking

Banking in Australia

Banking in Australia is a central component of the country's financial system and one of the most concentrated banking sectors in the world. As of 2025 the sector contributes 7.5% of GDP and employs 450,000 people.

Banking

Banking in Canada

The banking sector of Canada is a large component of the nation's private sector and the broader Canadian economy. It is dominated by a small number of large banks, with the six largest combining for 93% of the banking assets. The two largest, the Royal Bank of Canada and the Toronto Dominion Bank are among the world's 25 largest banks. It has been considered to be one of the safest and

Banking

Banking in Cuba

This article discusses banking in Cuba and gives an overview of the recent past. For details on the Cuban economy in general, see economy of Cuba.

Banking

Banking in Egypt

Banking in Egypt is regulated by the Central Bank of Egypt. Egypt’s banking sector has undergone major reforms since the 1990s, resulting in a liberalized and modernized system aligned with international standards. Financial inclusion has expanded, with 74.8% of Egyptians aged 15 and above using financial accounts, reaching 52 million users by 2024. Usage spans banks, Egypt Post, mobile

Banking

Banking in Guyana

Banking in Guyana follows the country's tumultuous economics history, from formal introduction under British rule, the socialist-oriented nationalization of banks at independence, to IMF sponsored open-market initiatives. The banking industry faces increased pressure to meet global standards domestically, as well as attract international investors, and serve the large number of diaspora

Banking

Banking in New Zealand

The Banking sector in New Zealand dates back to the early days of European settlement in the country. Over the years, the banking industry has played a vital role in supporting economic growth and development, providing financial services to individuals, businesses, and the government. This article explores the significant milestones and transformations in the history of the New Zealand

Banking

Banking in Nicaragua

Banking in Nicaragua refers to its financial system, which includes private and state-owned banks, microfinance institutions, financial cooperatives, and insurance providers. All institutions are regulated by the Superintendency of Banks and Other Financial Institutions (SIBOIF), which makes sure there compliance with domestic laws and international standards. The Nicaraguan banking sect

Banking

Banking in Panama

Panama has a substantial financial services sector. The sector grew up providing trade finance for trade passing through the Panama Canal, and later evolved into money laundering for the drug trade under Manuel Noriega.

Banking

Banking in South Sudan

Established by the Bank of South Sudan Act of 2011, the Central Bank of South Sudan is statutorily mandated to regulate the operations of all financial institutions in the country, including commercial banks. The Central Bank fulfills this mandate by issuing prudential guidelines and regulations as provided for under the Act. In theory, the licensed commercial banks are obligated to oper

Banking

Banking in Tunisia

Banking in Tunisia is a service industry comprising 23 domestic banks of which, are three state owned banks.

Banking

Banking in Vietnam

Banking in Vietnam started in 1976 with the State Bank Vietnam, which became the central bank of the country. Vietnam's banks suffer from low public confidence, regulatory and managerial weakness, high levels of non-performing loans (NPL), non-compliance with the Basel capital standards, and the absence of international auditing. Foreign investment limit into national banks of Vietnam is

Banking

Banking Industry Architecture Network

The Banking Industry Architecture Network e.V. (BIAN) is an independent, member owned, not-for-profit association to establish and promote a common architectural framework for enabling banking interoperability. It was established in 2008.

Banking

Banking lobby

The banking lobby refers to the representatives from various firms and organizations seeking favorable terms from governments for big banks and other financial service companies through lobbying and advocacy groups.

Banking

Banq

"Banq" and "banc" are alternative spellings used in company names to evade legal restrictions on the use of the word 'bank' while maintaining a similar pronunciation. This practice is common in the financial services industry, particularly in the United States.

Trading basics

Barbadian dollar

The Barbadian dollar (sign: $; code: BBD) is the official currency in Barbados. It is often abbreviated to international unofficial abbreviations in Barbados such as: B$, BD$ or the International vehicle registration code BDS$ is also commonly used, a currency code that is otherwise reserved for Bangladesh (ISO 3166-1 country code BD) outside Barbados. As such the present Barbados dollar

Finance

Barrier option

A barrier option is an option whose payoff is conditional upon the underlying asset's price breaching a barrier level during the option's lifetime.

Banking

Basel Committee on Banking Supervision

The Basel Committee on Banking Supervision (BCBS, often shortened as Basel Committee) is a body that brings together bank supervisory authorities to set common prudential standards and policy. It relies on a permanent secretariat hosted by the Bank for International Settlements in Basel, Switzerland.

Trading basics

Basel III

Basel III is a framework published by the Basel Committee on Banking Supervision (BCBS) in response to the deficiencies in financial regulation revealed by the 2008 financial crisis. It sets international standards and recommendations for bank capital requirements, stress tests, liquidity regulations, and leverage, with the goal of mitigating the risk of bank runs and bank failures. Base

Securities & exchanges

Basket option

A basket option is a financial derivative, more specifically an exotic option, whose underlying is a weighted sum or average of different assets that have been grouped together in a basket. A basket option is similar to an index option, where a number of stocks have been grouped together in an index and the option is based on the price of the index, but differs in that the members and we

Securities & exchanges

Bear spread

In options trading, a bear spread is a bearish, vertical spread options strategy that can be used when the options trader is moderately bearish on the underlying security.

Fiat currencies

Beenz.com

beenz.com was a website that allowed consumers to earn beenz, a type of online currency, for performing activities such as visiting a web site, shopping online, or logging on through an Internet service provider. The beenz e-currency could then be spent with participating online merchants.

Trading basics

Behavioral economics

Behavioral economics is the study of the psychological (e.g. cognitive, behavioral, affective, social) factors involved in the decisions of individuals or institutions, and how these decisions deviate from those implied by traditional economic theory.

Trading basics

Behavioral strategy

Behavioral strategy is an interdisciplinary field within strategic management that integrates insights from cognitive, social, and organizational psychology to better understand how individuals and groups make strategic decisions. It challenges the assumptions of traditional economic models that presume perfect rationality, instead emphasizing how real-world decision-making is shaped by

Trading basics

Behavioural finance

Behavioural finance is the study of the influence of psychology on the behaviour of investors or financial analysts. It assumes that investors are not always rational, have limits to their self-control and are influenced by their own biases.

Finance

Beirut Central District

The Beirut Central District, historically named "Al-Balad", is the historical and geographical core of Beirut, the capital of Lebanon. Also called downtown Beirut, it has been described as the “vibrant financial, commercial, and administrative hub of the country.” It is thousands of years old, with a traditional focus on business, finance, culture, and leisure.

Trading basics

Belize dollar

The Belize dollar (also known as the Belizean dollar), known until 1973 as the British Honduras dollar, is the official currency in Belize (currency code BZD). It is normally abbreviated with the dollar sign $, or alternatively BZ$ to distinguish it from other dollar-denominated currencies.

Finance

Benefice

A benefice () or living is a reward received, usually in exchange for (or as a consequence of) services rendered; such payment also operates as a retainer to help ensure the delivery of such services, or fulfilment of the duties of the relevant office, into the future. The term is still used, although the substance of benefices has recently changed, in many historical parishes and positi

Securities & exchanges

Beneficial ownership

In domestic and international commercial law, a beneficial owner is a natural person (or persons) who ultimately owns or controls an interest in a legal entity or arrangement, such as a company, trust, or foundation. Legal owners (i.e. owners of record), commonly described as registered owners, may hold those interests as beneficial owners or for the benefit of someone else, in which cas

Banking

Berenberg family

The Berenberg family (Dutch for "bear mountain") was a Flemish-origined Hanseatic family of merchants, bankers and senators in Hamburg, with branches in London, Livorno and other European cities. The family was descended from the brothers Hans and Paul Berenberg from Antwerp, who came as Protestant refugees to the city-republic of Hamburg following the Fall of Antwerp in 1585 and who est

Trading basics

Bermudian dollar

The Bermudian dollar or Bermuda Dollar (symbol: $; code: BMD; also abbreviated BD$) is the official currency of the British Overseas Territory of Bermuda. It is subdivided into 100 cents. The Bermudian dollar is not normally traded outside Bermuda, and is pegged to the United States dollar at a one-to-one ratio. Both currencies circulate in Bermuda on an equal basis.

Finance

Beta (finance)

In finance, the beta (β or market beta or beta coefficient) is a statistic that measures the expected increase or decrease of an individual stock price in proportion to movements of the stock market as a whole. Beta can be used to indicate the contribution of an individual asset to the market risk of a portfolio when it is added in small quantity. It refers to an asset's non-diversifiabl

Trading basics

Bhutanese ngultrum

The ngultrum ( əng-GUUL-trəm or əng-GOO(L)-trəm; Dzongkha: དངུལ་ཀྲམ, romanized: dngul kram, IPA: [ŋýˈʈúm], lit. 'silver coin'; symbol: Nu., code: BTN) is the currency of the Kingdom of Bhutan. It is subdivided into 100 chhertum (Dzongkha: ཕྱེད་ཏམ, romanized: phyed tam, IPA: [pt͡ɕʰɛ́ˈtám], lit. 'half [coin]'; spelled as chetrums on coins until 1979). The Royal Monetary Authority of Bhuta

Finance

Bias ratio

The bias ratio is an indicator used in finance to analyze the returns of investment portfolios, and in performing due diligence.

Trading basics

Bid–ask spread

The bid–ask spread (also bid–offer or bid/ask and buy/sell in the case of a market maker) is the difference between the prices quoted (either by a single market maker or in a limit order book) for an immediate sale (ask) and an immediate purchase (bid) for stocks, futures contracts, options, or currency pairs in some auction scenario. The size of the bid–ask spread in a security is one m

Trading basics

Bill.com

BILL Holdings, Inc. is an American company based in San Jose, California, that provides automated, cloud-based software for financial operations for small businesses in the United States. A white-labeled, end-to-end payments automation platform, Bill.com Connect is offered to financial institutions as part of their single sign-on online business banking ecosystem.

Payments & settlement

Bills of credit

Bills of credit are documents similar to banknotes issued by a government that represent a government's indebtedness to the holder. They are typically designed to circulate as currency or currency substitutes. Bills of credit are mentioned in Article One, Section 10, Clause One (also known as the Contract Clause) of the United States Constitution, where their issuance by state governme

Trading basics

Bills of Exchange Act 1882

The Bills of Exchange Act 1882 (45 & 46 Vict. c. 61) is an act of the Parliament of the United Kingdom that codified the law relating to bills of exchange. Bills of exchange are widely used to finance trade and, when discounted with a financial institution, to obtain credit.

Fiat currencies

Bimetallism

Bimetallism, also known as the bimetallic standard, is a monetary standard in which the value of the monetary unit is defined as equivalent to certain quantities of two metals, creating a fixed rate of exchange between them. In all known historical cases, the metals are gold and silver.

Assets

Binance

Binance Holdings Ltd., branded Binance, is the largest cryptocurrency exchange in terms of daily trading volume of cryptocurrencies. Binance was founded in 2017 by Changpeng Zhao. It was initially based in China, then moved to Japan, subsequently left Japan for Malta, and now has no official company headquarters.

Securities & exchanges

Binary option

A binary option is a financial exotic option in which the payoff is either some fixed monetary amount or nothing at all. The two main types of binary options are the cash-or-nothing binary option and the asset-or-nothing binary option. The former pays some fixed amount of cash if the option expires in-the-money while the latter pays the value of the underlying security. They are also cal

Finance

Binomial options pricing model

In finance, the binomial options pricing model (BOPM) provides a generalizable numerical method for the valuation of options. Essentially, the model uses a "discrete-time" (lattice based) model of the varying price over time of the underlying financial instrument, addressing cases where the closed-form Black–Scholes formula is wanting, which in general does not exist for the BOPM.

Assets

BitClout

BitClout was an open source blockchain-based social media platform. On the platform, users could post short-form writings and photos, award money to posts they particularly like by clicking a diamond icon, as well as buy and sell "creator coins" (personalized tokens whose value depends on people's reputations). BitClout ran on a custom proof of work blockchain, and was a prototype of wha

Assets

Bitcoin

Bitcoin (abbreviation: BTC; sign: ₿) is the first decentralized cryptocurrency. Based on a free-market ideology, bitcoin was invented in 2008 when an unknown person published a white paper under the pseudonym of Satoshi Nakamoto. Use of bitcoin as a currency began in 2009, with the release of its open-source implementation. From 2021 to 2025, El Salvador adopted it as legal tender curren

Trading basics

Bitcoin and politics

Bitcoin and politics influence each other in several ways. Governments of several countries use Bitcoin in various capacities, and some politicians use Bitcoin in their electoral programs.

Trading basics

Bitcoin buried in Newport landfill

In 2013, Welsh computer engineer James Howells mistakenly disposed of a laptop hard drive containing the private key for 8,000 Bitcoin in the Docksway landfill in Newport, Wales. Howells subsequently assembled a team of specialists and secured funding to excavate the site, but Newport City Council refused permission, citing galvanic corrosion of the device and health concerns of city re

Trading basics

Bitcoin City

Bitcoin City is a planned smart city project in La Unión, El Salvador. The planned city is intended to be a tax haven, and to use geothermal energy to power Bitcoin mining. The feasibility of its reliance on both geothermal energy and Bitcoin have been the subject of criticism, alongside concerns regarding delays in the project's financing and construction.

Trading basics

Bitcoin protocol

The bitcoin protocol is the set of rules that govern the functioning of bitcoin. Its key components and principles are: a peer-to-peer decentralized network with no central oversight; the blockchain technology, a public ledger that records all bitcoin transactions; mining and proof of work, the process to create new bitcoins and verify transactions; and cryptographic security.

Trading basics

Bitcoin scalability

Bitcoin scalability refers to the capability of the Bitcoin network to handle large amounts of transaction data on its platform. Records (known as blocks) in the Bitcoin blockchain are limited in size and frequency to prioritize security and decentralization by keeping the cost of running a Bitcoin node affordable. With an average block creation time of 10 minutes and a block size limit

Trading basics

Bitconnect

Bitconnect (stylized bitconnect and also spelled BitConnect, ticker code BCC) was an open-source cryptocurrency from 2016 to 2018 that was connected with a high-yield investment program, a type of Ponzi scheme. After the platform administrators closed the earning platform on January 16, 2018, and refunded the users' investments in BCC following a 92% coin value crash, confidence was lost

Assets

Bitdeer

Bitdeer Technologies Group, or simply Bitdeer, is a cryptocurrency mining and artificial intelligence (AI) cloud infrastructure company headquartered in Singapore and listed on the Nasdaq under the ticker BTDR. The company was spun off from bitcoin-mining chip producer Bitmain in January 2021 by founder Jihan Wu. Bitdeer is among the largest cryptocurrency miners by computing power and o

Assets

BitFuFu

BitFuFu Inc. (Nasdaq: FUFU) is a Bitcoin miner and mining services innovator headquartered in Singapore.

Trading basics

Bitnation

Bitnation, or crypto nation, was a cryptocurrency-based project self-described as a "voluntary nation", wherein all citizens chose to be citizens, founded in 2014 by Susanne Tarkowski Tempelhof. A part of the process for becoming a citizen involved recording vital records, identity, and other legal events through the use of a smart contract on the Ethereum blockchain.

Payments & settlement

BKash

bKash Limited (Bengali: বিকাশ d/b/a: bKash) is a mobile financial service (MFS) in Bangladesh operating under the authority of Bangladesh Bank as a subsidiary of BRAC Bank PLC. This mobile financial service company started as a joint venture between BRAC Bank PLC, and Money in Motion LLC.

Finance

Black model

The Black model (also known as the Black-76 model) is a variant of the Black–Scholes option pricing model. Its primary applications are for pricing options on future contracts, bond options, interest rate cap and floors, and swaptions. It was first presented in a paper written by Fischer Black in 1976.

Finance

Black–Derman–Toy model

In mathematical finance, the Black–Derman–Toy model (BDT) is a popular short-rate model used in the pricing of bond options, swaptions and other interest rate derivatives; see Lattice model (finance) § Interest rate derivatives. It is a one-factor model; that is, a single stochastic factor—the short rate—determines the future evolution of all interest rates. It was the first model to com

Payments & settlement

Blik

BLIK is a Polish mobile payment system launched in 2015. It is operated by Polski Standard Płatności (PSP).

Trading basics

Block trade

A block trade is a high-volume transaction in a security that is privately negotiated and executed outside of the open market for that security. Major broker-dealers often provide "block trading" services—sometimes known as "upstairs trading desks"—to their institutional clients. In the United States and Canada a block trade is usually at least 10,000 shares of a stock or $100,000 of bo

Trading basics

Block, Inc.

Block, Inc. (formerly Square, Inc.) is an American technology company and financial services provider for consumers and merchants. Founded in 2009 by Jack Dorsey, it is the U.S. market leader in point-of-sale systems. As of 2024, Block has 57 million users and 4 million sellers, processing $241 billion in payments annually.

Networks

Blockchain privacy

Blockchain privacy describes how blockchain systems handle the confidentiality of transaction and record data. Many public blockchains can provide pseudonymity, while ledger transparency can allow transaction tracing through analysis of on-chain activity and related information. The persistence of ledger data can also create data-protection challenges in some applications, including ques

Networks

Blockchain-based Service Network

The Blockchain-based Service Network (BSN) is a backend architecture in China for developing and managing blockchain-based applications, and is split into Chinese and International uses. BSN China, designed as the backbone of China's blockchain strategy, was established in 2018 and launched in 2020 by the State Information Center under the National Development and Reform Commission of Ch

Assets

Blockchain.com

Blockchain.com (formerly Blockchain.info) is a cryptocurrency financial services company. The company began as the first Bitcoin blockchain explorer in 2011 and later created a cryptocurrency wallet that accounted for 28% of bitcoin transactions between 2012 and 2020. It also operates a cryptocurrency brokerage and provides institutional markets lending business and data, charts, and ana

Assets

BNB and BNB Chain

BNB is the native asset used by the BNB Chain ecosystem. This article covers its positioning, mechanisms, verification guidelines, and common misconceptions.

Networks

BNB Smart Chain (blockchain platform)

BNB Smart Chain (formerly Binance Smart Chain) is a public blockchain platform that uses a proof-of-stake consensus mechanism and provides smart contract functionality. The platform's native cryptocurrency is BNB. The system is part of the broader Binance ecosystem founded in 2017 by Changpeng Zhao and Yi He.

Securities & exchanges

Boaz Weinstein

Boaz Ronald Weinstein (born 1973) is an American hedge fund manager and founder of Saba Capital Management. He rose to prominence at Deutsche Bank in the early and mid 2000s with his credit default swap and capital structure arbitrage trading strategies. He then formed a proprietary trading group within Deutsche Bank. After leaving the bank in 2009, Weinstein started Saba Capital Managem

Securities & exchanges

Boiler room (business)

In business, a boiler room is an outbound call center selling questionable investments by telephone. It usually refers to a room where salespeople work using unfair, dishonest sales tactics, sometimes selling penny stocks or private placements or committing outright stock fraud. A common boiler room tactic is the use of falsified and bolstered information in combination with verified com

Payments & settlement

Boku, Inc.

Boku, Inc. is a mobile payments company that allows businesses to collect online payments through both carrier billing and mobile wallets, and is headquartered in London, U.K. Boku utilizes mobile network operator (carrier) data for consumers online. Boku operates in over 90 countries globally, offering a bank-grade payment system.