@article{Gould:200592, recid = {200592}, author = {Gould, Brian W.}, title = {Factors Affecting the Timing of Purchases of Butter, Margarine and Blends: A Competing Good Analysis}, address = {1997-03}, number = {1800-2016-142316}, series = {409}, pages = {36}, year = {1997}, url = {http://ageconsearch.umn.edu/record/200592}, doi = {https://doi.org/10.22004/ag.econ.200592}, }