The home bias in procurement. Cross-border procurement of medical supplies during the Covid-19 pandemic [0.03%]
疫情期间医疗物资的跨境采购——兼论“涓滴效应”的缺失
Philip Hanspach
Philip Hanspach
Public procurement markets are often national a general agreement national preferencing. I exploit shocks occurring during the Covid-19 pandemic to two important factors, crisis urgency, measured through local infection rates, and increased...
Matthew Goodkin-Gold,Michael Kremer,Christopher M Snyder et al.
Matthew Goodkin-Gold et al.
In Goodkin-Gold et al. (2021), we analyzed optimal subsidies for a vaccine against an epidemic outbreak like Covid-19. This companion paper alters the underlying epidemiological model to suit endemic diseases requiring continuous vaccinatio...
Axel Gautier,Robert Somogyi
Axel Gautier
This paper analyzes two business practices on the mobile internet market, paid prioritization and zero-rating. These practices allow the internet service provider to discriminate different content types. With prioritization, the ISP deliver...
Yahua Zhang,David K Round
Yahua Zhang
In the absence of an effective antitrust law, both fare wars and price collusion have been pervasive in China's airline markets, causing concern for both airlines and consumers. A study of monthly airfare data from 2002 to 2004 confirms tha...
Klaus Gugler,Dennis C Mueller,Michael Weichselbaumer
Klaus Gugler
One of the most conspicuous features of mergers is that they come in waves that are correlated with increases in share prices and price/earnings ratios. We use a natural way to discriminate between pure stock market influences on firm decis...
Estimating the Tradeoff Between Risk Protection and Moral Hazard with a Nonlinear Budget Set Model of Health Insurance [0.03%]
用非线性预算集合健康保险模型估计逆向选择与道德风险的权衡关系
Amanda E Kowalski
Amanda E Kowalski
Insurance induces a tradeoff between the welfare gains from risk protection and the welfare losses from moral hazard. Empirical work traditionally estimates each side of the tradeoff separately, potentially yielding mutually inconsistent re...