Gary Becker wrote what may be the first economic analysis of conscription. Less than a decade later, economists played a key role in an important public policy debate during the Vietnam War, which eventually led to abolishment of the military draft. Becker had connections to many of those...

Consider a Bertrand model in which each firm may be inactive with aknown probability, so the number of active firms is uncertain. Thissimple model has a mixed-strategy equilibrium in which industryprofits are positive and decline with the number of firms, the samefeatures which make the Cournot...