@data{jae.2022314.1311558750,
author = {Lewbel, Arthur},
publisher = {ZBW - Leibniz Informationszentrum Wirtschaft},
title = {a-rational-rank-four-demand-system},
year = {2003},
version = {1},
url = {https://journaldata.zbw.eu/dataset/a-rational-rank-four-demand-system},
doi = "10.15456/jae.2022314.1311558750" 
}