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So did all those vaccine lotteries in the US work?

Vaccines

Q: Did more people get vaccinated? A: Overall, mixed results. Also: turns out it’s harder to answer that question than you might think! You need a counterfactual. Since the announcement of Ohio’s “Vax-a-Million” sweepstakes on May 12, many states, counties and cities in the US have followed suit as public health officials grasp at President