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Omnichannel is a neologism describing a business strategy. According to Frost & Sullivan, omnichannel is defined as "seamless and effortless, high-quality customer experiences that occur within and between contact channels".

One Equity Partners is a private equity firm with over $10 billion in assets under management which primarily deals with the industrial, healthcare and technology sectors in North America and Europe. One Equity Partners was the merchant banking arm of JPMorgan Chase, focused on leveraged buyout and growth capital investments in middle-market companies. Formed by Bank One in 2001, the gro

Online ticket brokering is the resale of tickets through a web-based ticket brokering service or online ticket exchanges. Prices on ticket brokering websites are determined by demand, availability, and the ticket reseller. Tickets sold through an online ticket brokering service may or may not be authorized by the official seller.

An online wallet is a software or web service that allows users to store and control their online shopping information, such as logins, passwords, shipping address and credit card details. It also provides a method for consumers to purchase products from online retailers.

In financial services, open banking allows for financial data to be shared between banks and third-party service providers through the use of application programming interfaces (APIs). Traditionally, banks have kept customer financial data within their own closed systems. Open banking allows customers to share their financial information securely and electronically with other banks or ot

In macroeconomics, an open market operation (OMO) is an activity by a central bank to exchange liquidity in its currency with a bank or a group of banks. The central bank can either transact government bonds and other financial assets in the open market or enter into a repurchase agreement or secured lending transaction with a commercial bank. The latter option, often preferred by centra

In business, operating margin—also known as operating income margin, operating profit margin, EBIT margin and return on sales (ROS) - is the ratio of operating income ("operating profit" in the UK) to net sales, usually expressed in percent.

An operating partner is a title used by venture capital (VC) and private equity (PE) firms to describe a role dedicated to working with privately held companies to increase value. The role was created by large-capitalization private equity groups when the importance of driving corporate change to add value increased as sellers became more sophisticated and financial engineering less cent

In mathematics, the theory of optimal stopping or early stopping is concerned with the problem of choosing a time to take a particular action, in order to maximise an expected reward or minimise an expected cost. Optimal stopping problems can be found in areas of statistics, economics, and mathematical finance (related to the pricing of American options). A key example of an optimal stop

In finance, an option is a contract which conveys to its owner, the holder, the right, but not the obligation, to buy or sell a specific quantity of an underlying asset or instrument at a specified strike price on or before a specified date, depending on the style of the option.

Option-adjusted spread (OAS) is the yield spread which has to be added to a benchmark yield curve to discount a security's payments to match its market price, using a dynamic pricing model that accounts for embedded options. OAS is hence model-dependent. This concept can be applied to a mortgage-backed security (MBS), or another bond with embedded options, or any other interest rate deri

Orange Money is the mobile phone based money transfer service of French telecom company Orange S.A., available in most of the group's affiliates in Africa. Its users can deposit money into an account linked to their mobile phone number, and then access a range of services, in particular transferring money domestically and internationally, paying bills and buying airtime top-up.

ORCA was a mobile-optimized web application used as a component of the "get out the vote" (GOTV) efforts for Mitt Romney's 2012 presidential campaign. It was intended to enable volunteers in polling stations around the country to report which voters had turned out, so that "missing" Republican voters and underperforming precincts could be targeted for last-minute efforts to get voters to

The organic composition of capital (OCC) is a concept developed by Karl Marx in his theory of capital, which was simultaneously his critique of political economy. It is derived from his more basic concepts of 'value composition of capital' and 'technical composition of capital'. Marx defines the organic composition of capital as "the value-composition of capital, in so far as it is deter

Organizational economics (also referred to as economics of organization) involves the use of economic logic and methods to understand the existence, nature, design, and performance of organizations, especially managed ones.

Original sin is a term in economics literature, proposed by Barry Eichengreen, Ricardo Hausmann, and Ugo Panizza in a series of papers to refer to a situation in which "most countries are not able to borrow abroad in their domestic currency."

Osaifu-Keitai (おサイフケータイ, Osaifu-Kētai), which means "Wallet Mobile", is the standard mobile payment system in Japan. Osaifu-Keitai services include electronic money, identity card, loyalty card, fare collection of public transits (including railways, buses, and airplanes), or credit card. The term "Osaifu-Keitai" itself is a registered trademark of NTT Docomo.

Otto. (spelled with the period) is Finland's interbank network, connecting the ATMs of nearly every bank in the country. It is owned and operated by Automatia. They offer service in Finnish and Swedish, but also in English to holders of international ATM cards. The word "otto" means "withdrawal" in Finnish, and is also a relatively common German-derived given name. The withdrawal points

Ouroboros is a family of proof-of-stake consensus protocols used in the Cardano and Polkadot blockchains. It can run both permissionless and permissioned blockchains.

An out-of-pocket expense, or out-of-pocket cost (OOP), is the direct payment of money that may or may not be later reimbursed from a third-party source. For example, when operating a vehicle, gasoline, parking fees and tolls are considered out-of-pocket expenses for a trip. Car insurance, oil changes, and interest are not, since the outlay of cash covers expenses accrued over a longer pe

The following outline is provided as an overview of and topical guide to corporate finance:

Marketing refers to the social and managerial processes by which products, services, and value are exchanged in order to fulfill individuals' or groups' needs and wants. These processes include, but are not limited to, advertising, promotion, distribution, and product management. The following outline provides an overview and topical guide to the subject:

Over-the-counter (OTC) or off-exchange trading or pink sheet trading is done directly between two parties, without the supervision of an exchange. It is contrasted with exchange trading, which occurs via exchanges. A stock exchange has the benefit of facilitating liquidity, providing transparency, and maintaining the current market price. In an OTC trade, the price is not necessarily pub

An overdraft occurs when something is withdrawn in excess of what is in a current account. For financial systems, this can be funds in a bank account. In these situations the account is said to be "overdrawn". In the economic system, if there is a prior agreement with the account provider for an overdraft, and the amount overdrawn is within the authorized overdraft limit, then interest i

Palahalli Ramaiya Brahmananda (27 September 1926 – 23 January 2003) was an Indian monetary economist. He co-developed the Wage Goods Model with Chandulal Nagindas Vakil in 1956 and took part in India's anti-inflation policies during the economic crisis of the 1970s. He has published over 150 books and 1,000 articles.

Pakistan Mercantile Exchange, formerly known as National Commodity Exchange Limited is a futures commodity exchange based in Karachi, Pakistan. It is the only company in Pakistan to provide a centralised and regulated place for commodity futures trading and is regulated by Securities and Exchange Commission of Pakistan (SECP). It began its full trading operations on 11 May 2007.

The Palais Brongniart (French pronunciation: [palɛ bʁɔ̃ɲaʁ]; English: Brongniart Palace) is a building in Paris that was built at the direction of Napoleon in the early 19th century to house the Paris stock exchange (French: Bourse de Paris). It is located at the Place de la Bourse, in the 2nd arrondissement in central Paris. It was named after its initial architect, Alexandre-Théodore B

The Pan-African Payment and Settlement System (PAPSS) is a Pan-African real-time gross settlement (RTGS) infrastructure for cross-border payments in distinct local currencies. It was publicly launched on January 13, 2022 by the African Union (AU) and the African Export-Import Bank (Afreximbank) to compliment trading under the African Continental Free Trade Area (AfCFTA) with further roll

The Republic of Panama is one of the oldest and best-known tax havens in the Caribbean, as well as one of the most established in the region. Panama has had a reputation for tax avoidance since the early 20th century, and Panama has been cited repeatedly in recent years as a jurisdiction which does not cooperate with international tax transparency initiatives.

The Panama Papers (Spanish: Papeles de Panamá) are 11.5 million leaked documents (2.6 terabytes of data) published from April 3, 2016. The papers detail financial and attorney–client information for more than 214,488 offshore entities. These documents, some dating back to the 1970s, were created by, and taken from, the former Panamanian offshore law firm and corporate service provider Mo

The balboa (sign: B/.; ISO 4217: PAB) is, along with the United States dollar, one of the official currencies of Panama. It is named in honor of the Spanish explorer and conquistador Vasco Núñez de Balboa. The balboa is subdivided into 100 centésimos.

Panasonic Holdings Corporation, colloquially known as Panasonic, is a Japanese multinational electronics manufacturer, headquartered in Kadoma, Osaka, Japan. It produces a wide range of products and services, including consumer electronics, rechargeable batteries, automotive and avionic systems, industrial equipment, as well as home renovation and construction. The company is listed on t

A Panda bond is a Chinese renminbi-denominated bond from a non-Chinese issuer, sold in the People's Republic of China. Unlike the dim sum bond, Panda bonds are issued in the onshore market for onshore renminbi.

The Pandora Papers are 11.9 million leaked documents with 2.9 terabytes of data that the International Consortium of Investigative Journalists (ICIJ) published beginning on 3 October 2021. The leak exposed the secret offshore accounts of 35 world leaders, including current and former presidents, prime ministers, and heads of state as well as more than 100 business leaders, billionaires,

The Papal Mint is the pope's institute for the production of hard cash. Papal Mint also refers to the buildings in Avignon, Rome, and elsewhere that used to house the mint.

Paradeplatz (lit. 'Parade square') is a square on Bahnhofstrasse in downtown Zurich, Switzerland. It is one of the most expensive pieces of real estate in Switzerland and has become synonymous with wealth and the Swiss banks, being the location of the headquarters of both UBS and Credit Suisse. It is surrounded by four blocks of buildings.

Paris Saint-Germain FC were initially fan-owned, with around 20,000 members under a non-profit association governed by 1901 French law (Association PSG). The club was led by board members Guy Crescent, Pierre-Étienne Guyot and Henri Patrelle. In 1973, a group of French businessmen led by Daniel Hechter and Francis Borelli took control of the club. PSG changed ownership in 1991 when Canal

The Paris Water Company (French:Compagnie des eaux de Paris) was a French company founded in 1778 that ran a steam engine-driven water distribution service which pumped water from the Seine into the city of Paris. This joint-stock company was listed on the Paris Stock Exchange. It was at the heart of the great stock market speculations under Louis XVI.

Participation banking is a name given to Islamic banks mainly in Turkey, as well as in the broader MENA region. There are participation banks in Turkey, Pakistan, Bangladesh, Indonesia, Saudi Arabia, Malaysia, the UAE and other Gulf countries.

A passbook or bankbook is a paper book used to record bank or building society transactions on a deposit account.

Passive management (also called passive investing) is an investing strategy that tracks a market-weighted index or portfolio. Passive management is most common on the equity market, where index funds track a stock market index, but it is becoming more common in other investment types, including bonds, commodities and hedge funds. There has been a substantial increase in passive investing

Patrick Robert Chovanec (born February 14, 1970) is an American writer and economic advisor at Silvercrest Asset Management, where he was formerly chief strategist. He has taught as a professor at Tsinghua University's School of Business and Management in Beijing, China and as an adjunct professor at the School of International and Public Affairs, Columbia University, and is a frequent c

Paul Casimir Marcinkus (; January 15, 1922 – February 20, 2006) was an American Catholic prelate who served as president of the Institute for the Works of Religion, commonly known as the Vatican Bank, from 1971 to 1989. He also served as president of the Governorate for Vatican City State from 1989 to 1990, following eight years as vice-president. He was the titular Archbishop of Horta.

Paulista Avenue (Avenida Paulista in Portuguese, Paulista being the demonym for those born in the state of São Paulo) is one of the most important avenues in São Paulo, Brazil. It stretches 2.8 kilometres (1.7 mi) and runs northwest to southeast. Its northwest point is Praça Marechal Cordeiro de Farias at its intersection with Rua da Consolação and its southeast point is Praça Oswaldo C

A pawnbroker is an individual who offers secured loans to people by taking items of personal property as collateral. A pawnbrokering entity is called a pawnshop or pawnbrokerage. While many items can be pawned, pawnshops typically accept jewelry, musical instruments, coins, gold, silver and firearms. Home-audio equipment, computers, video-game systems, televisions, cameras, and power t

Pax-Bank eG is a German bank that focuses on Christian finance headquartered in Cologne. The bank states that it is a German: Bank für Kirche und Caritas (Bank for the Church and Charities), a cooperative Catholic universal bank. Its members consist of institutions of the Catholic Church and private individuals from the clerical field. The bank was founded as a self-help organization by

Paxos Trust Company, N.A. (doing business as Paxos) is a blockchain infrastructure company, stablecoin issuer, and chartered national bank headquartered in New York City. The company provides digital asset brokerage, issuance, custody, and settlement services to enterprise clients in financial services. Paxos has also issued multiple U.S. dollar-backed stablecoins, including PayPal USD (

Pay at the pump is a system used at many filling stations, where customers can pay for their fuel by inserting a credit card, debit card, or fuel card into a slot on the pump, bypassing the requirement to make the transaction with the station attendant or to walk away from one's vehicle. A few areas have gas stations that use electronic tolling transponders as a method of payment, such a

Paya Holdings, Inc. is an American payment processor service that operates in North America and is headquartered in Atlanta, Georgia. As well as its headquarters, it has offices in Florida, Ohio and Virginia.

Payanywhere is a payments platform and app that allows merchants in the United States to accept credit and debit card payments while building customer relationships in-store, online, or on the go. Merchants may accept payments on their smartphone via a Bluetooth card reader or on an in-store “Storefront” solution featuring a tablet and stand, which was introduced on April 8, 2014. PayAny

PayBox is an Israeli social payment application that facilitates peer-to-peer money transfers, group collections, and payments to businesses. Launched in 2014 by PayBox Ltd, the app was acquired by Israel Discount Bank in 2017 and has since operated as part of the Discount Group.

A payday loan is a short-term unsecured loan, often characterized by high interest rates. These loans are typically designed to cover immediate financial needs and are intended to be repaid on the borrower's next payday.

Payday loans in the United Kingdom are typically small value (up to £1,500) and for short periods. Payday loans are often used as a term by members of the public (and commentators) generically to refer to all forms of high-cost short-term credit (HCSTC) including instalment loans, e.g. 3–9 month products, rather than just loans provided until the next pay day.

A payday loan (also called a payday advance, salary loan, payroll loan, small dollar loan, short term, or cash advance loan) is a small, short-term unsecured loan, "regardless of whether repayment of loans is linked to a borrower's payday." The loans are also sometimes referred to as "cash advances," though that term can also refer to cash provided against a prearranged line of credit su

Paym ( PAY-əm) was a mobile payment system provided by banks and building societies in the United Kingdom. Recipients were identified by their mobile phone number instead of bank details such as sort code and account number.

PayMe (officially known as PayMe from HSBC) is a mobile payment service from HSBC, currently available only for Hong Kong users with local phone numbers and banks. Users can pay businesses, transfer money to one another using a mobile app, linked to their credit card or (any local) bank account.

A payment is the tender of something of value, such as money or its equivalent, by one party (such as a person or company) to another in exchange for goods or services provided by them, or to fulfill a legal obligation or philanthropy desire. The party making the payment is commonly called the payer, while the payee is the party receiving the payment. Whilst payments are often made volun

Payment cards are part of a payment system issued by financial institutions, such as banks, to a customer that enables its owner (the cardholder) to access the funds in the customer's designated bank accounts, or through a credit account and make payments by electronic transfer with a payment terminal and access automated teller machines (ATMs). Such cards are known by a variety of names

The payment card industry (PCI) denotes the payment systems used for debit, credit, prepaid, e-purse, ATM, and POS cards and associated businesses.

The Payment Card Industry Data Security Standard (PCI DSS) is a global data security standard that regulates how entities store, process, and transmit cardholder data (CHD) and/or sensitive authentication data (SAD). PCI DSS includes guidelines regarding components of organizations' technical and operational system that are related to such data. Cardholder Data refers to information inc

A payment card number, primary account number (PAN), or simply a card number, is the card identifier found on payment cards, such as credit cards and debit cards, as well as stored-value cards, gift cards and other similar cards. In some situations the card number is referred to as a bank card number. The card number is primarily a card identifier and may not directly identify the bank

Payment for order flow (PFOF) is the compensation that a stockbroker receives from a market maker in exchange for the broker routing its clients' trades to that market maker. The market maker profits from the spread (the difference between purchase price and sale price) and rebates a portion of this profit to the routing broker as PFOF. Some of this benefit may be passed on to the retail

A payment processor is a data and communications center ("switch") that moves payment transactional data and messaging between a card issuing bank, a merchant, and a card acquiring bank (USA model) to enable financial transactions between purchasers and sellers. It processes payment information for various channels such as credit cards and debit cards or bank accounts. They are usually

A payment service provider (PSP) is a third-party company that allows businesses to accept electronic payments, such as credit card and debit card payments. PSPs act as intermediaries between those who make payments, i.e. consumers, and those who accept them, i.e. retailers.

A payment system is any system used to settle financial transactions through the transfer of monetary value. This includes the institutions, payment instruments such as payment cards, people, rules, procedures, standards, and technologies that make its exchange possible. A payment system is an operational network which links bank accounts and provides for monetary exchange using bank dep

A payment terminal, also known as a point of sale (POS) terminal, card machine, credit card machine, card reader, PIN pad, EFTPOS terminal (or by the older term as PDQ terminal which stands for "Process Data Quickly"), is a device which interfaces with payment cards to make electronic funds transfers. The terminal typically consists of a secure keypad (called a PINpad) for entering PIN,

Canadian Payments Association, carrying on business under the brand name Payments Canada, is an organization that operates a payment clearing and settlement system in Canada. The Canadian Payments Association was established by the Canadian Payments Act in 1980. Among other responsibilities, it regulates and maintains directories of bank routing numbers in Canada.

Payments Network Malaysia Sdn Bhd (PayNet) is the national payments network and shared central infrastructure for Malaysia’s financial markets. It was formed from the merger between the Malaysian Electronic Payment System (MEPS) and Malaysian Electronic Clearing Corporation Sdn Bhd (MyClear) on 1 August 2017. PayNet is Malaysia's premier payments network and central infrastructure for fi

PayNow is a near-instant real-time payment system developed by Association of Banks in Singapore. The interface facilitates inter-bank peer-to-peer and person-to-merchant transactions. The system is supported by all major Singaporean banks and is regulated by the Monetary Authority of Singapore (MAS) and works by transferring funds between two bank accounts.

Payoneer Global Inc. is an American financial services company that provides online money transfer, digital payment services and provides customers with working capital.

PayPoint plc is a British company that provides multichannel payment and retail services across the United Kingdom. Founded in 1996, the company facilitates payments through a nationwide network of convenience stores and offers services including bill payment, mobile phone top-ups, parcel delivery and collection, and Open Banking integrations.

A payroll tax may be imposed on employers or employees. They are usually calculated as a percentage of the salaries that employers pay their employees. By law, some payroll taxes are the responsibility of the employee and others fall on the employer, but almost all economists agree that the true economic incidence of a payroll tax is unaffected by this distinction, and falls largely or e

Paysafe Limited (formerly known as Optimal Payments PLC) is a multinational online payments company. Paysafe offers payment processing, digital wallet and online cash systems to businesses and consumers, with particular experience of serving the global entertainment sectors. The group offers services both under the Paysafe brand and subsidiary brands that have become part of the group th

PaysafeCard (until 2024 stylized paysafecard) is a prepaid e-commerce payment solution powered by vouchers. It is part of Paysafe, a global payments platform. PaysafeCard allows customers to pay online without providing personal financial information.

PayTM (short for Pay Through Mobile) is an Indian multinational financial technology company, that specializes in digital payments and financial services, based in Noida. PayTM was founded in 2010 by Vijay Shekhar Sharma under One97 Communications. The company offers mobile payment services to consumers and enables merchants to receive payments through QR code payment, Soundbox, Android-

PayU is a Dutch payment service provider to online merchants. The company was founded in 2002, and is headquartered in Hoofddorp.

Payzone is an Irish consumer payment service provider company based in Dublin. The company processes electronic transactions, including debit and credit card transactions mobile phone top ups, M50 motorway toll payments, Leap travel cards, local property tax payments, pay-by-phone parking, pre-paid and bill pay utility and parcel collection services.

In corporate finance, the pecking order theory (or pecking order model) postulates that "firms prefer to finance their investments internally, using retained earnings, before turning to external sources of financing such as debt or equity" - i.e. there is a "pecking order" when it comes to financing decisions. The theory was first suggested by Gordon Donaldson in 1961 and was modified by

Peer-to-peer lending (P2P lending) is the practice of lending money to individuals or businesses through online services that match lenders with borrowers. Peer-to-peer lending companies often offer their services online, and attempt to operate with lower overhead and provide their services more cheaply than traditional financial institutions. As a result, lenders can earn higher returns

Peercoin, also known as Peer-to-Peer Coin, or PPC, is a cryptocurrency utilizing both proof-of-stake and proof-of-work systems. It is notable as the first cryptocurrency to implement the proof-of-stake consensus mechanism.

A pension (; from Latin pensiō 'payment') is a fund or pay-as-you-go scheme into which amounts are paid regularly during an individual's working career, and from which periodic payments are made to support the person's retirement from work. A pension may be either a "defined benefit plan", where defined periodic payments are made in retirement and the contributions to the pension are ad

The table below shows the pension systems pillars by country.

The pensions crisis, or pensions time bomb is the predicted difficulty in paying for corporate or government pension benefits in various countries, due to a mismatch between pension obligations and the resources set aside to fund them. The basic difficulty of the pension problem is that institutions must be sustained over far longer than the political planning horizon. Shifting demograph

Mexico reformed its pension system in 1997, transforming it from a pay as you go (PAYG), defined benefit (DB) scheme to a fully funded, private and mandatory defined contribution (DC) scheme. The reform was modeled after the pension reforms in Chile in the early 1980s, and was a result of recommendations from the World Bank. On December 10, 2020, the Mexican pension system would again un

Pepper (Hebrew: פפר) is an Israeli online banking service of Bank Leumi where all banking services are offered exclusively through a mobile app.

Perfect is a 2018 American science fiction thriller film directed by Eddie Alcazar in his feature length debut. The film stars Garrett Wareing as a young man who is sent to a clinic in hopes of relieving his mental troubles by altering his characteristics.

Performance attribution, or investment performance attribution is a set of techniques that performance analysts use to explain why a portfolio's performance differed from the benchmark. This difference between the portfolio return and the benchmark return is known as the active return. The active return is the component of a portfolio's performance that arises from the fact that the po

A performance fee is a fee that a client account or an investment fund may be charged by the investment manager that manages its assets in addition to its management fee.

A performance indicator or key performance indicator (KPI) is a type of performance measurement used to evaluate the success of an organization, activity, project, or process in achieving defined objectives. KPIs provide a focus for strategic and operational improvement, support evidence-based decision-making, and help organizations identify and monitor factors critical to performance.

A perpetual bond, also known colloquially as a perpetual or perp, is a bond with no maturity date, therefore allowing it to be treated as equity, not as debt. Issuers pay coupons on perpetual bonds forever, and they do not have to redeem the principal. Perpetual bond cash flows are, therefore, those of a perpetuity.

Pershing Square Capital Management (Pershing Square) is an American hedge fund based in New York City. It specializes in activist investments, using influence over company management through the purchase of shares and by exerting pressure on management. Pershing Square was founded on January 1, 2004, by Bill Ackman, a hedge fund manager who was a co-founder of the investment firm Gotham

A personal budget (for an individual) or household budget (for a group sharing a household) is a plan for the coordination of income and expenses.

Personal finance is the financial management that an individual or a family unit performs to budget, save, and spend monetary resources in a controlled manner, taking into account various financial risks and future life events.

A personal identification number (PIN; sometimes redundantly a PIN code or PIN number) is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system.

In economics, personal income refers to the total earnings of an individual from various sources such as wages, investment ventures, and other sources of income. It encompasses all the products and money received by an individual.

The Peruzzi family were bankers of Florence, among the leading families of the city in the 14th century, before the rise to prominence of the Medici. Their modest antecedents stretched back to the mid 11th century, according to the family's genealogist Luigi Passerini, but a restructuring of the Peruzzi company in the 1340's, with an infusion of outside capital, marked the start of a qua

Pet banks is a derogatory term for state banks selected by the U.S. Department of Treasury to receive surplus Treasury funds in 1833. Pet banks are sometimes confused with wildcat banks. Although the two are distinct types of institutions that arose concomitantly, some pet banks were known to also engage in practices of wildcat banking. They were chosen among the big U.S. banks when Pre

Peter David Schiff (; born March 23, 1963; nicknamed "Dr. Doom") is an American stockbroker, financial commentator, and radio personality. He co-founded Echelon Wealth Partners in Canada (formerly Euro Pacific Canada). He is involved in other financial services companies including Euro Pacific Asset Management, as an independent investment advisor, and Schiff Gold (formerly Euro Pacific

Peter's Pence (or Denarii Sancti Petri and "Alms of St Peter") are donations or payments made directly to the Holy See of the Catholic Church. The practice began under the Saxons in England and spread through Europe. Both before and after the Norman Conquest the practice varied by time and place: initially, it was given as a pious contribution, whereas later it was required by various ru

The petro (₽), or petromoneda, launched in February 2018, was a crypto token issued by the government of Venezuela.