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The General Theory of Employment, Interest and Money is a book by English economist John Maynard Keynes published in February 1936. It caused a profound shift in economic thought, [1] giving macroeconomics a central place in economic theory and contributing much of its terminology [2] – the "Keynesian Revolution".
Japanese commodity money before the 8th century AD: arrowheads, rice grains and gold powder. This is the earliest form of Japanese currency. Commodity money is money whose value comes from a commodity of which it is made. Commodity money consists of objects having value or use in themselves (intrinsic value) as well as their value in buying ...
[9] [10] Instead, non-monetary societies operated largely along the principles of gift economy and debt. [11] [12] When barter did in fact occur, it was usually between either complete strangers or potential enemies. [13] Many cultures around the world eventually developed the use of commodity money.
Welfare economics is a branch of economics that uses microeconomic techniques to evaluate economic well-being, especially relative to competitive general equilibrium, with a focus on economic efficiency and income distribution. [13] In general usage, including by economists outside the above context, welfare refers to a form of transfer payment ...
A currency [a] is a standardization of money in any form, in use or circulation as a medium of exchange, for example banknotes and coins. [1] [2] A more general definition is that a currency is a system of money in common use within a specific environment over time, especially for people in a nation state. [3]
The alternative to a commodity money system is fiat money which is defined by a central bank and government law as legal tender even if it has no intrinsic value. Originally fiat money was paper currency or base metal coinage, but in modern economies it mainly exists as data such as bank balances and records of credit or debit card purchases, [3] and the fraction that exists as notes and coins ...
Monetary economics is the branch of economics that studies the different theories of money: it provides a framework for analyzing money and considers its functions (such as medium of exchange, store of value, and unit of account), and it considers how money can gain acceptance purely because of its convenience as a public good. [1]
Under Gresham's law, "good money" is money that shows little difference between its nominal value (the face value of the coin) and its commodity value (the value of the metal of which it is made, often precious metals, such as gold or silver). [4] The price spread between face value and commodity value when it is minted is called seigniorage.