共 23 条
[1]
[Anonymous], 1980, Regression diagnostics: Identifying influential data and sources of collinearity, DOI DOI 10.1002/JAE.3950040108
[4]
ESPINOSA JA, 1991, WESTERN J AGR ECON, V16, P72
[5]
GRILICHES Z, 1957, ECONOMETRICA, V25, P50
[7]
Hill L A, 1988, Contract Healthc, P24
[8]
Hill Lowell D., 1990, GRAIN GRADES STANDAR
[9]
ITO S, 1992, 926 TEX A M U DEPT A
[10]
Johnston J., 1984, ECONOMETRIC METHODS, V3rd