Document Type : Research Paper
Author
.
., .. (2002). . Economics Research, 2(5), 95–114.
., .. ".", Economics Research, 2, 5, 2002, 95–114.
., .. (2002). '.', Economics Research, 2(5), pp. 95–114.
., .., ".." Economics Research, 2 5 (2002): 95–114,
. .. . Economics Research. 2002;2(5):95–114 (In Persian).
