Arrangements by which politically connected firms receive economic favors are a common feature around the world, but little is known of the form or effects of influence in business–government relationships. We present a simple model in which influence requires firms to provide goods of...

There has been relatively little investigation of the effect of constitutional transformations on the economic transition in post-communist countries. We develop a simple signalling model in which constitutionalism - a commitment to limit political power and provide judicial defence of basic...

The recent focus on impact evaluation within development economics has lead to increased pressure on aid agencies to provide "hard evidence", i.e. results from randomized controlled trials (RCTs), to motivate how they spend their money. In this paper I argue that even though RCTs can help us...