Induction and Evolution in the Origin of Inventions: Evidence from Smoking Cessation Products
---- Acknowledgments ----
We would like to thank Preeta Banerjee, Paroma Sanyal, and Richard Gaskins for their helpful comments. All errors are our own. The views expressed in this paper are those of the authors and do not necessarily reflect the position of the Federal Reserve Bank of New York, the Federal Reserve System, or the National Bureau of Economic Research.