Vaccination represents a canonical example of externalities in economics, yet there are few estimates of their … magnitudes. I estimate social and externality benefits of influenza vaccination in two settings. First, using a natural … experiment, I estimate the impacts of aggregate vaccination rates on mortality and work absences in the United States. Second, I …

Influenza vaccination could be a cost-effective way to reduce costs in terms of human lives and productivity losses …, but low take-up rates and vaccination unintentionally causing moral hazard may decrease its benefits. We ran a natural … field experiment in cooperation with a bank in Ecuador, where we modified its vaccination campaign. Experimentally …

We analyze the effects of a vaccination program providing free flu vaccine to individuals aged 65 or more on take … vaccination rate for individuals aged less than 65. We show that this effect is not entirely driven by an income channel, but also … depends on the expected benefits of vaccination. The analysis on health outcomes shows that the program reduces the likelihood …

We evaluate the impact of government mandated proof of vaccination requirements for access to public venues and non … vaccination rates and 790,000 or more first doses for Canada as a whole as of October 31, 2021 (5 to 13 weeks after the provincial … mandate announcements). We also find large vaccination gains in France (3 to 5 mln first doses), Italy (around 6 mln) and …

. This paper examines how expanding the availability of exemptions influences vaccination rates in early childhood and … vaccination coverage among black and low-income preschoolers by 16.1% and 8.3%, respectively. Furthermore, we find that those …