1. Single equation estimation procedures Indirect least squares(ILS)(恰好识别) Two- -stage least squares(2SLS)(过度识别) 2. System estimation procedures Three-stage- least squares(sLS)(跨方程相 关) In1962 Theil and Zellner first proposed this method. 2SLS+GLS= 3SLS (gls=generalized least squares)
第九章城市建设中的工程地质 (Geology in city planning and urban construction) 1、城市规划工程地质(Geology in city planning) 2、工民建工程地质(Geology in industrial and civil construction) 3、高层建筑工程地质(Geology in high building)