Marxist economics,Keynesian economics and neoliberalism economics are the three major modern economics schools.Both neoliberalism economics and Keynesian economics take wealth maximization as their research purpose which neglects humanism.On the contrary,Marxism economics emphasizes that wealth growth should serve the humanitarian goal of Man's all-round development.It aims to realize the interests of working people,while Keynesian economics' ultimate goal is to maintain the capitalist regime.The freedom proposition of neoliberalism economics seems somewhat passi...