共 67 条
[22]
PANEL DATA FROM TIME-SERIES OF CROSS-SECTIONS
[J].
JOURNAL OF ECONOMETRICS,
1985, 30 (1-2)
:109-126
[26]
Graybill F.A., 1961, An Introduction to Linear Statistical Models
[27]
HARVILLE DA, 1977, J AM STAT ASSOC, V72, P320, DOI 10.2307/2286796