Over the past two decades, the percentage of the world's population living on less than a dollar a day has been cut in half. How much of that improvement is because of-or in spite of-globalization? While anti-globalization activists mount loud critiques and the media report breathlessly on...

This note lays out the basic Susceptible-Infected-Recovered (SIR) epidemiological model of contagion, with a target audience of economists who want a framework for understanding the effects of social distancing and containment policies on the evolution of contagion and interactions with the...