Theory Of Interest -

: Adjustments to protect the lender’s purchasing power against rising prices.

: Extra compensation for the possibility that the borrower may default. Theory of Interest

: Argues that interest is not a reward for saving, but a reward for parting with liquidity . According to John Maynard Keynes , people prefer holding cash for its safety and flexibility; interest is the premium required to convince them to hold less-liquid assets like bonds. : Adjustments to protect the lender’s purchasing power

In practice, the interest rate is rarely a single "pure" number. It is typically composed of four distinct elements: According to John Maynard Keynes , people prefer

: Championed by Eugen von Böhm-Bawerk , this theory emphasizes that humans naturally value present goods more than future goods (agio). Interest is the "discount" applied to future satisfaction. Fundamental Mathematical Components

: An extension of the classical view that includes bank credit and "dishoarding" (releasing idle cash) as part of the supply, treating interest as the price determined by the total supply and demand for loanable funds.

: Posits that the interest rate is an equilibrium point where the supply of savings (from households) meets the demand for investment (from firms). It views interest as a "reward for waiting" or abstinence from immediate spending.