@data{the-engel-/2006,
author = {Unayama, Takashi},
publisher = {ZBW - Leibniz Informationszentrum Wirtschaft},
title = {the-engel-curve-for-alcohol-and-the-rank-of-demand-systems},
year = {2006},
version = {1},
url = {https://jda-test.zbw.eu/dataset/the-engel-curve-for-alcohol-and-the-rank-of-demand-systems} 
}