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The Value of Big Data in a Pandemic
Kairong Xiao, May 05, 2021This article summarizes a study of the economic and public health effects of the Health Code app in China. By exploiting the staggered implementation of this technology across 322 Chinese cities, this study finds that the Health Code app significantly reduced virus transmission and facilitated economic recovery during the COVID-19 pandemic. A macroeconomic susceptible-infectious-recovered (SIR) model calibrated to the micro-level estimates shows...
VoxChina Covid-19 Forum (First Edition): Public Health and Public Policy
VoxChina, Apr 11, 2020Covid-19 poses unprecedented challenges to the global health and global economy. We are pleased to initiate a series of Covid-19 Public Health and Public Policy Virtual Forums to discuss the impact and policy responses to Covid-19.
Boosting Pension Enrollment and Household Consumption by Example: A field Experiment on Information Provision
Chong-En Bai, Wei Chi, Tracy Xiao Liu, Chao Tang, Jian Xu, Aug 18, 2021We conduct a large-scale field experiment in the Guangdong province of China to examine the effect of informing individuals about government pension programs on their pension enrollment decisions and household consumption. Our experimental findings show the effectiveness of combining concrete and personalized information in designing informational material as well as the importance of targeting the most responsive population during information delivery.
“I Still Haven’t Found What I’m Looking For”: Evidence of Directed Search from a Field Experiment
Haoran He, David Neumark, Qian Weng, Jun 16, 2021We explore the impact of wage offers on job applications, testing implications of the directed search model and trying to distinguish it from random search. We use a field experiment conducted on an online Chinese job board, with real jobs for which we randomly varied the wage offers across three ranges. We find that higher wage offers raise application rates overall, which is consistent with directed search...
Picking Winners? Government Subsidies and Firm Productivity in China
Lee G. Branstetter, Guangwei Li, Mengjia Ren, Jun 21, 2023We investigate the relationship between the allocation of government subsidies and total factor productivity for Chinese listed firms.
