Why foreign aid? Setting the stage -- Aid's purposes: a brief history -- The United States: Morgenthau's puzzle -- Japan: the rise and decline of an "aid superpower" -- France: rank et rayonnement -- Germany: a "middle of the roader" -- Denmark: the humane internationalist -- Conclusions and...

Containing the COVID-19 pandemic will confer global benefits that greatly exceed the costs, but effective solutions require the redistribution of vaccines, technology, and other scarce resources from high-income to low-income countries. The United States has played a central role in coordinating...