というNBER論文が上がっている。原題は「The Effect of Vaccine Mandates on Disease Spread: Evidence from College COVID-19 Mandates」で、著者はRiley K. Acton(マイアミ大)、Wenjia Cao(ミシガン州立大)、Emily E. Cook(テュレーン大)、Scott A. Imberman(ミシガン州立大)、Michael F. Lovenheim(コーネル大)。 以下はその要旨。 Since the spring of 2021, nearly 700 colleges and universities in the U.S. have mandated that their students become vaccinated against the COVID-19 virus.