As we consider rewriting financial regulation, John Roemer of Yale asks: is it too big a task to implement reasonable outcomes in a world of greed?

In 1959, Lloyd Shapley wrote a short paper on games with vector payoffs. He analyzed zero-sum matrix games. Here, we extend Shapley's equilibrium concept to general games with vector payoffs, introduce an organizational interpretation of the concept, elaborate the relationship of the original...

We propose a theory of party competition (two parties, single-issue) where citizens acquire party membership by contributing money to a party, and where a member's influence on the policy taken by her party is proportional to her campaign contribution. The polity consists of informed and...

Liberal political philosophy defends great inequality of economic outcome on the basis that people own themselves and are entitled to establish private property in the external world by virtue of self-ownership. Contemporary nonlibertarian political philosophers, such as John Rawls and Ronald...

We model political competition as a contest between parties that represent constituents, and which announce policies in a two-dimensional policy space; the first dimension concerns the degree of redistribution, and the second, the race or immigration issue. Given the distribution of voter...

Many suppose that democracy is an ethos which requires, inter alia, a degree of economic equality among citizens. In contrast, we conceive of democracy as ruthless electoral competition between groups of citizens with different interests, who are organized into parties. We inquire whether such...