Mises Wire
Author:
Gilbert Berdine, MD
Online Publish Date:
Listen to the Audio Mises Wire version of this article. Pfizer recently announced that its covid vaccine was more than 90 percent “effective” at preventing covid-19. Shortly after this announcement, Moderna announced that its covid vaccine was 94.5 percent “effective” at preventing covid-19. Unlike the flu vaccine, which is one shot, both