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An interest rate is the amount of interest due per period, as a proportion of the amount lent, deposited, or borrowed (called the principal sum ). The total interest on an amount lent or borrowed depends on the principal sum, the interest rate, the compounding frequency, and the length of time over which it is lent, deposited, or borrowed.
In economics, the rate of interest is the price of credit, and it plays the role of the cost of capital. In a free market economy, interest rates are subject to the law of supply and demand of the money supply, and one explanation of the tendency of interest rates to be generally greater than zero is the scarcity of loanable funds.
Among economic policy makers, in official and academic papers, the natural rate of interest is often depicted as r* ("r-star"). R-star (the natural rate of interest) is of particular interest because key economic issues for economic policy makers, at any time, revolve around the relationship between current long-term interest rates and r-star.
Business portal. v. t. e. (Production and national income) Macroeconomics takes a big-picture view of the entire economy, including examining the roles of, and relationships between, firms, households and governments, and the different types of markets, such as the financial market and the labour market. Macroeconomics is a branch of economics ...
Real interest rate. Yields on inflation-indexed government bonds of selected countries and maturities. The real interest rate is the rate of interest an investor, saver or lender receives (or expects to receive) after allowing for inflation. It can be described more formally by the Fisher equation, which states that the real interest rate is ...
Economics is the social science that studies how people interact with scarce resources, such as money, goods, services, and natural resources. Economics covers a wide range of topics, such as production, consumption, distribution, trade, development, and policy. Economics can help us understand and address many real-world issues, such as poverty, inequality, unemployment, inflation, growth ...
Fisher equation. In financial mathematics and economics, the Fisher equation expresses the relationship between nominal interest rates, real interest rates, and inflation. Named after Irving Fisher, an American economist, it can be expressed as real interest rate ≈ nominal interest rate − inflation rate. [1] [2]
OCLC. 62532514. 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".