Document Type : Research Paper
Author
.
.,. . (2001). .. Economics Research, 1(1), 35-46.
.,. . ".", Economics Research, 1, 1, 2001, 35-46.
. .. (2001). '.', Economics Research, 1(1), pp. 35-46.
. ., ".," Economics Research, 1 1 (2001): 35-46,
. .. .. Economics Research. 2001;1(1):35-46 (In Persian).
