欧洲经济政策研究所：欧元区冲击的性质及其吸收渠道（英文版）

We investigate the degree of (a)symmetry of macroeconomic fluctuations within the euro area (EA). Our findings indicate, first, a high degree of co-movement of cyclical GDP across EA member states. However, the amplitudes of national business cycles appear to vary notably, meaning that booms and recessions differ with regard to their severity across EA member states. Second, the co-movement of cyclical unemployment is somewhat less pronounced than that of cyclical GDP and the sensitivity to c