We thank Tony Atkinson, Oded Galor, David Johnson, Arthur Kennickell, Jean-Laurent Rosenthal, John Sabelhaus, David Splinter, and numerous seminar and conference participants for helpful discussions and comments. Antoine Arnoud, Kaveh Danesh, Sam Karlin, Juliana Londono-Velez, Carl McPherson provided outstanding research assistance. We acknowledge financial support from the Center for Equitable Growth at UC Berkeley, the Institute for New Economic Thinking, the Laura and John Arnold foundation, NSF grant SES-1559014, the Russell Sage foundation, the Sandler foundation, and the European Research Council under the European Union’s Seventh Framework Programme, ERC Grant Agreement No. 340831. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.
– National Bureau of Economic Research