Revised January 2020
Revision requested by the Journal of Political Economy
Revision requested by the Review of Economic Studies
NOTE : In the case of publications that are not open-access, downloading, copying or printing for, or on behalf of, any for-profit commercial firm or other commercial purpose should not be done without the explicit permission of the corresponding publisher.
NBER Macroeconomics Annual, 34, 2019, 141-170
The Economic Journal, 129 (621), 2019, 2010-2038
Read a non-technical summary on VoxEu