Document Type : Research Paper
Authors
.
., . & ., .. (2002). . Economics Research, 2(4), 115–142.
., .., & ., .. ".", Economics Research, 2, 4, 2002, 115–142.
., .., & ., .. (2002). '.', Economics Research, 2(4), pp. 115–142.
., . & ., .., ".." Economics Research, 2 4 (2002): 115–142,
. .., . .. . Economics Research. 2002;2(4):115–142 (In Persian).
