This paper shows that the quadratic shape of the Engel curve for alcohol is induced by preference heterogeneity between drinkers and abstainers in a Japanese data set. With controlling the ...
Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. From Prof Ivan Png. Sir, John Authers (“Chance to take the guesswork out of investing in China”, December 2) ...
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