共 8 条
[2]
CAMPBELL DT, 1963, EXPT QUASI-EXPT DESI
[3]
Cook T., 1979, QUASI EXPT DESIGN AN
[4]
FREUND J, 1987, MATH STATISTICS
[6]
Machina M., 1987, J ECON PERSPECT, P121, DOI [DOI 10.1257/JEP.1.1.121, 10.1257/jep.1.1.121]
[7]
MARCH JG, 1988, J ECON BEHAV ORGAN, V9, P3