The concept of correlation and regression analysis

To solve the problems of economic analysis and forecasting, statistical, reporting or observable data are very often used. At the same time, it is believed that these data are values of a random variable. A random variable is a variable that, depending on the case, takes different values with some probability. The law of distribution […]

Classical and Keynesian models of macroeconomic equilibrium

In the world economic literature, two main directions of the mechanism for regulating national production in market conditions can be distinguished. The first is the classical direction of automatic self-regulation of the market system. Its representatives are D. Ricardo, D. St. Mill, F. Edgeworth, A. Marshall, A. Pigou. The second is Keynesian, proceeding from the need […]