共 19 条
[1]
Caves R. E., 1980, MONOGRAPH SERIES FIN
[5]
GEROSKI P, 1985, PERSISTENCE PROFITS
[6]
GEROSKI P, 1986, IN PRESS INT J IND O
[7]
GEROSKI PA, 1986, PERSISTENCE PROFITS
[8]
GEROSKI PA, 1983, EMPIRICAL ANAL ENTRY
[9]
Johnston J., 1972, ECONOMETRIC METHODS, V2nd edn
[10]
MARTIN S, 1983, MARKET FIRMS EC PERF