Policy towards speculative bubbles is examined in a model of a finite horizon 'greater fool' bubble, with rational agents, asymmetric information and short-sales constraints. This model permits the use of standard tools of comparative dynamics and welfare economics to analyze bubble policies....

Suppose Player A is playing two apparently independent repeated games with two other people, B and C, with A randomly matched, each period, with either B or C. Each dyad maintains the maximum incentive-compatible level of cooperation within the dyad, even if cooperation has broken down in the...

In the standard model of a rent-seeking contest, firms optimally employ resources in an attempt to win the contest and obtain the rent. Typically, it is assumed that these resources may be hired at any desired level at some fixed, exogenous per-unit cost. In many real-world rent-seeking...