The first serious financial and economic crisis in the new century arouse a lotof controversy between State Interventionism and Neo-liberalism on a variety of subjectssuch as the possibility of a outbreak，the severity and development trend，the causesand the policies through which thegovernment responds to the crisis. The crisis deals a big blow to Neo—liberalism,State Interventionism gets the upper hand foranother time.But amid a reviving economy and thenegative effect that Keynesian macroeconomic policy might have，Neo-liberalism has the possibility to turn up again.

　　

Editor: Zhou Miao