8Cerra,Dayal-Gulati. China's trade flows: Changing price sensitivities and the reform process[R]. IMF Working Paper,No. 99/01, Washington D. C. , 1999.
9Obstfeld, Rogoff. The foundation of international macroeconomics [R]. MIT: Cambrige, 1999.
10Prasad Eswar S, Robin L Lumsdaine. Identifying the common component in international economic fluctuations: A new approach[R]. IMF Working Paper, 1999a, WP/99/154.