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The Effect of Pollution on Worker Productivity: Evidence from Call Center Workers in China

By Tom Y. Chang, Joshua Graff Zivin, Tal Gross, and Matthew Neidell

American Economic Journal: Applied Economics, January 2019

We investigate the effect of pollution on worker productivity in the service sector by focusing on two call centers in China. Using precise measures of each worker's daily output linked to daily measures of pollution and meteorology, we find that higher l...

Mobile Wallet and Entrepreneurial Growth

By Sumit Agarwal, Wenlan Qian, Bernard Y. Yeung, and Xin Zou

AEA Papers and Proceedings, May 2019

Using mobile wallet and card transaction data from a leading Singapore bank, this paper studies the effect of a mobile wallet payment technology introduction in 2017 on business growth. We find that mobile wallet usage doubled after the new technology int...

The Paradox of Global Thrift

By Luca Fornaro and Federica Romei

American Economic Review, November 2019

This paper describes a paradox of global thrift. Consider a world in which interest rates are low and monetary policy is constrained by the zero lower bound. Now imagine that governments implement prudential financial and fiscal policies to stabilize the ...