共 11 条
[1]
Davidson R.D., 1993, ESTIMATION INFERENCE, DOI DOI 10.1017/S0266466600009452
[2]
DUNN DL, 1994, HEALTH SERV RES, V29, P113
[3]
FRANK R, 1990, ADV HLTH EC HLTH SER, V11
[5]
FRASER I, 1990, DIRECT FINANCING UNC
[6]
Greene W.H., 2019, Econometric Analysis
[10]
THORPE KE, 1992, ECON INQ, V29, P472