This month, the nonprofit and nonpartisan Peterson Institute for International Economics released its analysis of the COVID-19 vaccine supply chain to begin answering two questions:Could more vaccine doses have been manufactured faster some other way?Would alternative policy choices have made a difference?"The 50-page report goes over general supply chain needs, the development and supply chain of the top COVID-19 vaccine candidates, major policy interventions, and further points of reflection, such as the effects of international interdependence.While the researchers call this paper a "first step," they say more information is needed from the dozens of lesser-known manufacturing companies that filled in supply chain gaps.Different supply