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Star Wars: The Empirics Strike Back

By Abel Brodeur, Mathias , Marc Sangnier, and Yanos Zylberberg

American Economic Journal: Applied Economics, January 2016

Using 50,000 tests published in the AER, JPE, and QJE, we identify a residual in the distribution of tests that cannot be explained solely by journals favoring rejection of the null hypothesis. We observe a two-humped camel shap...

An Introduction to Double/Debiased Machine Learning

By Achim Ahrens, Victor Chernozhukov, Christian Hansen, Damian Kozbur, Mark E. Schaffer, and Thomas Wiemann

Journal of Economic Literature

This paper provides an introduction to Double/Debiased Machine Learning (DML). DML is a general approach to performing inference about a target parameter in the presence of nuisance functions: objects that are needed to identify the target parameter but a...

Competing Diffusions in a Social Network

By Arthur Campbell, C. Matthew Leister, Philip Ushchev, and Yves Zenou

American Economic Journal: Microeconomics

We develop a model of competing diffusions of goods on a social network. There are two types of goods and individuals: mass-market and niche-market. We find that there is a unique stable steady state and show that the adoption of a massmarket good is g...