Keynesian approach best explain the current economy.Keynesian economics says that government should increase demand to boost growth.They believe that consumers demand is the main factor that drives the economy.The Keynesian approach supports expansionary fiscal policy and believes in government spending on infrastructure .Increase in spending will increase aggregate demand and spending is necessary to have full employment in the economy.Keynes was in favor of deficit spending during the contractionary period. President Trump is making attempt to increase the debt during the stable economic growth which will lead to boom and bust cycle.As against the Keynesians , Classical economists promote laissez faire policy ie supply and demand regulate the business cycle.It stress on limited government.It discourages government spending as it crowds out private investment.Thus the present economy is based on Keynesian approach.
Both Classical and Keynesian Theories about the relationships between real GDP and the price level hinge on specifi...