Vaccinations have very large external benefits. The social value of each additional COVID vaccine is, perhaps, around $20,000. But how do we convince people to get vaccinated? A new working paper used a randomized experiment to suggest that advertising (specifically, Donald Trump giving a pro-vaccine message) can increase vaccinations rates pretty cheaply. About $1 per additional vaccination. That's a great return on investment!
How to Get People Vaccinated for 93 Cents
We’ve talked a lot about vaccines on this blog, including both the benefits of vaccines and how to get people vaccinated. For example, last month I posted about Robert Barro’s estimate …
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