Keynesian Income Expenditure Model
This model is called the income expenditure model or the keynesian cross named after john keynes the famous macroeconomist of the depression era.
Keynesian income expenditure model. The keynesian cross model is still useful today because it provides a much more detailed and intuitive explanation of aggregate demand than is given in the ad as model. Change in income due to change in government expenditure. The keynesian model considers that the real gdp consist of four major factors. The combination of the aggregate expenditure line and the income expenditure line is the keynesian cross that is the graphical representation of the income expenditure model.
The foundation of his theory was on the basis of circular flow of money. Aggregate expenditure on consumption investment i. The expenditure output or keynesian cross model use a diagram to analyze the relationship between aggregate expenditure and economic output in the keynesian model. Google classroom facebook twitter.
Keynesian economics was traditionally explained with a different approach known as the income expenditure or keynesian cross model. Here it has been assumed that government expenditure g on the purchase of goods and services rises and i and t remain constant. Increase in g will have the. The income expenditure model of economics was developed by john maynard keynes to explain fluctuations in production of goods and services and spending.
The keynesian income expenditure model explains the relationship between the expenditure and current national income. It lost some influence following the nixon shock oil shock. Thus income and expenditure and saving investment are the two approaches to the income theory which we discuss below. The model basically states that we produce.
The equilibrium occurs where aggregate expenditure is equal to national income. Overview of keynesian income and expenditure model economics essay introduction. Keynesian economic theory has been named after a british john maynard keynes 1883 1946. The income theory of prices involves on the one side an analysis of income and aggregate demand and on the other an analysis of costs and aggregate supply.
This occurs where the aggregate expenditure schedule crosses the 45 degree line at a real gdp of 6 000.