We investigate the effect of information about congestion on participation and time-of-use decisions in a free-access delay system subject to predictable and unpredictable fluctuations in capacity and demand intensity. Expected welfare is greater with perfect than with zero information, while...

The sensitivity of Nash equilibrium to strategic and informational details presents a difficulty in applying it to games which are not fully speci?ed. Structurally-robust Nash equilibria are less sensitive to such details. More- over, they arrise naturally in important classes of games that have...

This paper surveys four game-theoretic models of politics, to offer an introduction to the analysis of political institutions. The first two models focus on electoral competition, to show how successful candidates' equilibrium strategies may differ under different electoral systems. The other...