共 26 条
[22]
MEYER B, 1990, WORKING PAPER NATL B, V3537
[23]
RHODY S, 1998, THESIS SYRACUSE U
[24]
SOLON G, 1992, AM ECON REV, V82, P393
[26]
ZIMMERMAN DJ, 1992, AM ECON REV, V82, P409