M. Abbott
发表
C. Beach,
M. Abbott,
1992
.
C. Beach,
M. Abbott,
2009
.
C. Beach,
M. Abbott,
1994
.
C. Beach,
M. Abbott,
1993,
The Canadian journal of economics. Revue canadienne d'economique.
C. Beach,
M. Abbott,
2011
.
O. Ashenfelter,
M. Abbott,
1976
.
M. Abbott,
2008
.
C. Beach,
M. Abbott,
2013
.
C. Beach,
M. Abbott,
2011
.
C. Beach,
M. Abbott,
1987
.
O. Ashenfelter,
M. Abbott,
1979
.