Introduction The theories of demand for money can be mainly divided into four parts. They are: 1. Monetary demand theory 2. Keynesian monetary demand theory 3 Keynesian and post-Keynesian monetary demand theories; 4. Friedman's theory of modern monetary demand. It can be said that Irving Fisher was the first to formulate the theory of traditional monetary demand. Later, this theory, with some modifications, was developed by Cambridge economists such as Alfred Marshall, A. C. Pigou, D. H. Robertson, etc. in the form of the Cambridge equation. Later, Keynes' Mahasaya was a critical critic of the traditional monetary demand theory and introduced an alternative monetary demand theory. This theory of Keynes can be found in Keynes' book "General Theory" published in 1936. . Importance of monetary dem and To know the equilibrium level of the money market in an economy, it is essential to study money demand. Equilibrium between money demand and supply is called money ma...