@article{paperid:1021631, author = {Daneshvar Kakhki, Mahmoud and Shahnoushi Foroushani, Naser and , }, title = {An Experimental Comparison Between Demand Systems of Major Food Groups in Urban Economics}, journal = {American Journal of Applied Sciences}, year = {2010}, volume = {7}, number = {8}, month = {August}, issn = {1546-9239}, pages = {1164--1167}, numpages = {3}, keywords = {Demand systems; model selection; major food groups; Iran}, }