Supplement to "Individual Heterogeneity and Average Welfare"

In this supplementary material we give proofs of the results in the paper along with supplementary results deriving surplus bounds for discrete and continuous choice, some generalized conditions for the bounds under some knowledge of income effects, results on the potential size of income effects in the gasoline demand application, and additional details on the general bounds application.  Assumptions, Lemmas, and Theorems specific to this supplemental material are listed with an "A" prefix, e.g. Assumption A1, Lemma A1, Theorem A1, etc..

Supplemental Authors: 
Hausman, Jerry - Massachusetts Institute of Technology
Newey, Whitney - Massachusetts Institute of Technology
Online Appendix