@article{article, title = {{An Empirical Method of Approximating the Separable Structure of Consumer Preferences}}, publisher = {{Oxford University Press (OUP)}}, url = {{}}, year = {{1981}}, month = {{1}}, author = {{Pudney SE}}, doi = {{10.2307/2297196}}, volume = {{48}}, journal = {{The Review of Economic Studies}}, issue = {{4}}, pages = {{561-561}}, note = {{Accessed on 2025/08/20}}}