Money

Money is any item or record that people use to pay for goods and services and repay debts, like taxes. It helps us in many ways, such as being a medium of exchange, a unit of account, a store of value, and sometimes a standard of deferred payment.

Long ago, money began because people used valuable things like gold or silver, called a commodity. Today, most money is fiat money. This means its value comes from a government saying it is worth something. Paper money, coins, and numbers in bank accounts are trusted even though the paper isn’t special.

The money supply of a country includes all the currency in circulation, like banknotes and coins, as well as money in bank accounts. While cash is useful, most money today is just numbers in banks that can be moved using cashless payment methods.

Etymology

The word money comes from the Latin word moneta, which means "coin." This word started in ancient Rome. There was a temple there for the goddess Juno Moneta. Roman coins were made in this temple. The name "Juno" may have come from an old goddess named Uni. "Moneta" could mean "to warn" or "to instruct" in Latin.

In the Western world, an old word for coins is specie. This comes from the Latin phrase in specie, meaning "in actual form."

History

Main article: History of money

Long ago, people traded goods directly, a system known as barter, but most societies didn’t rely only on this. Instead, they often gave gifts or kept track of debts. Over time, many cultures began using objects like shells, grains, or metal as money. For example, the people of Mesopotamia used small weights of barley called shekels, while others used special shells known as cowry shells.

Later, societies started using precious metals like gold and silver for coins. Eventually, banks began issuing paper notes that could be exchanged for these metals. Paper money first appeared in China and later spread to Europe. After World War II, most countries moved to fiat money, which isn’t backed by gold but by government trust and the promise that it can be used to pay taxes.

Functions

See also: Monetary economics

Money helps people and businesses trade and manage their wealth. One key function is as a medium of exchange. This means money makes it easier to buy and sell things without trading one item for another. This helps avoid problems where one person might not have what another person wants.

Another important function is as a unit of account. This means money gives a standard way to measure the value of things. It helps people know how much things are worth and makes it easier to set prices and keep track of money in business.

Money also works as a store of value, meaning it can be saved and used later when needed, as long as its value stays fairly stable over time.

Main article: Medium of exchange

Main article: Unit of account

Main article: Standard of deferred payment

Main article: Store of value

Properties

Money helps us trade, measures value, and stores worth over time. For money to work well, it must be:

• Fungible: Each piece can be swapped for another.
• Durable: It lasts through use.
• Divisible: It can be split into small parts.
• Portable: Easy to carry.
• Acceptable: Most people agree to take it.
• Scarce: There is a limited amount available.

These qualities make money useful and reliable for everyday use.

Main article: Properties of money

Money supply

In economics, the money supply is all the money that people can use to buy things. This includes coins, bills, and money in bank accounts.

Economists measure the money supply in different ways, called monetary aggregates, like M1, M2, and M3. M1 includes money that is easy to use, like cash and checking accounts. M3 includes money that is not used as often, like bigger bank deposits.

Money is made in two main ways. First, central banks make cash by printing banknotes and making coins. Second, banks create money when they give out loans. These loans become deposits in accounts. This type of money, called bank money, is the biggest part of the money supply in many countries. Money is very liquid, meaning it can be easily traded for other things. This makes it simple for people to buy and sell goods without trading items directly.

Types

Commodity

Many things have been used as commodity money, like precious metals, conch shells, barley, beads, and more. The value of this money comes from what it is made from. Examples are gold, silver, copper, rice, Wampum, salt, peppercorns, large stones, decorated belts, shells, and others. These were used to measure value in different ways.

Representative

Representative money is made of tokens like coins or paper that can be traded for a set amount of a valuable item, such as gold or silver. The value of this money depends on the item it represents, not the material the token is made from.

Fiat

Fiat money has value because a government says it does, not because it is made from valuable materials. Most money today is fiat money, made by governments and used to pay for goods and services. For example, paper money and coins from central banks, like the Federal Reserve System in the U.S., are considered legal tender.

Coinage

Coins are made from metals like copper, silver, and gold. They were stamped to show their weight and value. Coins made trading easier and helped create a standard way to measure value. Different metals were used for different kinds of purchases: gold for big buys, silver for medium ones, and copper for small everyday transactions.

Paper

Paper money began in premodern China when people needed a lighter way to carry value instead of heavy coins. Merchants started giving out receipts for deposits, which later became government-issued notes. Paper money also appeared in the medieval Islamic world, where traders developed many banking ideas like credit and cheques. In Sweden, paper money was first used in 1661 because the country had lots of copper but needed a lighter way to handle money.

Commercial bank

Commercial bank money is the money in your bank account. You can use it to buy things or withdraw as cash anytime. Banks keep only a small part of this money and can lend out the rest, which helps create more money in the economy.

Digital or electronic

With computers, money can now exist digitally. By the 1990s, most money moved between banks was electronic. Today, most money exists as digital currency in bank databases. In 2008, Bitcoin was created as a digital currency that does not need banks or governments to work. It uses a network of computers to keep track of transactions.

Main article: Commodity money

Main article: Representative money

Main article: Fiat money

Main article: Coin

Main article: Banknote

Main article: Demand deposit

Main articles: Digital money and Bitcoin

Monetary policy

Main article: Monetary policy

In the past, money was made from gold and silver. The amount of money depended on how much of these metals could be found. When new gold was discovered, the amount of money could change fast. This could affect how much things cost.

Today, most countries use fiat money. This money is not made from gold. A central bank controls how much money there is. This helps keep prices steady and helps the economy grow. Central banks can change interest rates or buy and sell currency to help the economy.

Locality

Money works differently in different places. Most places use one main type of money to buy things and pay taxes. Governments may encourage using certain types of money and may take action against fraud.

Near borders, places might accept more than one type of money. People can also change the money they use, like when a country switches to a new currency. Sometimes, people stop using money that loses value quickly. Money can also change with new ideas, like using checks instead of cash. People have also found new ways to trade, using items such as cigarettes.

Financial crimes

Main article: Counterfeit money

Counterfeit money is fake money made without permission from the government. People have made fake money almost as long as real money has existed. In the past, people used things like shells or special metals for money because they were hard to copy. During World War II, some groups tried to make fake British pounds and American dollars. Today, there are very well-made fake U.S. dollars called Superdollars.

Money laundering is when people try to make money from illegal activities look like it came from a legitimate source. This can involve many types of financial systems, including digital currencies.