← Search American Economic Review Vol. 106 No. 5 2016 American Economic Journal: Economic Policy Matthew D. Shapiro U MI DOI10.1257/aer.106.5.726 Volume106 Issue5 Pages726-730 Languageen Sources semanticscholar openalex crossref Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓