Keynesianism (Keynesian economics) is based on Keynes's book, "Employment, Interest and Money" (Keynes, 1936) based on the idea of economic theory, that all countries adopt expansionary economic policies to promote economic growth through increased demand. Keynesian view that the macro-economic trends will restrict the individual's specific behavior. Since the late 18th century, the "political economy" or "economics" based on the continuous development of production, in order to increase economic output, while the Keynesian aggregate demand for goods is that the reduction is mainly due to the recession. Proceeding from this, he maintained that the balance of overall economic activity data can be macro measures to balance supply and demand. Thus, Keynes and the other based on Keynesian economic theory based on the theory known as macroeconomics, the study of individual behavior with emphasis on micro-economics to distinguish.
The main conclusion is that Keynesianism does not exist in the economy to full employment, production and employment in the direction of the powerful automatic mechanism. This so-called neo-classical economics, Say's law of the relative, who believe that prices and interest rates will tend to create automatically adjusted full employment. Trying to macroeconomics and microeconomics efforts to link into Keynes' General Theory "In the future economics of the most fruitful area, on the one hand trying to find his micro-economist macro express their ideas, on the other hand, such as monetarist and Keynesian economic theory, Keynesian economists trying to find a solid microeconomic foundation. After World War II, this trend developed into an integrated neo-classical school.