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 …

Influenza imposes substantial costs worldwide in terms of human lives and productivity losses. Vaccination could be a … working adults, and vaccination unintendingly causing moral hazard may decrease its benefits. We ran a natural field … experiment in cooperation with a major bank in Ecuador where we modified a company-wide vaccination campaign. Experimentally …