Identifying Asymmetric Comovements of International Stock Market Returns Staff Working Paper 2010-21 Fuchun Li Based on a new approach for measuring the comovements between stock market returns, we provide a nonparametric test for asymmetric comovements in the sense that stock market downturns will lead to stronger comovements than market upturns. Content Type(s): Staff research, Staff working papers Topic(s): Econometric and statistical methods, Financial stability, Financial system regulation and policies, International topics JEL Code(s): C, C4, C49, F, F2, F21, G, G1, G15, G19