Working paper series / China Center for Economic Research, Peking University ; no. E1997004 = Nei pu tʻao lun kao hsi lieh (ying wen pan) / Pei-ching ta hsüeh, Chung-kuo ching-chi yen chiu chung hsin
Working paper series / China Center for Economic Research, Peking University ; no. E1997006 = Nei pu tʻao lun kao hsi lieh (ying wen pan) / Pei-ching ta hsüeh, Chung-kuo ching-chi yen chiu chung hsin