The understanding of the economic effect of formal institutional rules has progressed substantially in recent decades. These formal analyses have tended to take for granted that institutional arenas such as Congress are the places where decision-making takes place. That is a good approximation...

The G20 has emerged as a premier deliberative forum, involving leaders of some of the largest, systematically important countries of the world. Over the years, the G20 agenda has evolved to include pertinent issues for both developed countries and the emerging market economies. After the G20...

When Covid-19 was declared as a pandemic, countries administered lockdowns and stimulus packages were announced to address the deteriorating situation. For implementing these packages, routine control measures were simplified and often relaxed. The G20 countries were quick to react by...

Organized crime reinforces its corrupting influence on politics through violent intimidation. Anti-crime measures that increase the cost of corruption but not of the exercise of violence might accordingly lead mafia-style organizations to retaliate by resorting to violence in lieu of bribery. On...

Organised crime tightens its corrupting influence on politics through violent intimidation. Anti-crime measures that increase the cost of corruption but not of the exercise of violence might accordingly lead mafia-style organizations to retaliate by resorting to violence in lieu of bribery. On...

The literature on public goods has shown that efficient outcomes are impossible if participation constraints have to be respected. This paper addresses the question whether they should be imposed. It asks under what conditions efficiency considerations justify that individuals are forced to pay...

Many environmental-policy problems are characterized by complexity and uncertainty. Government's choice concerning these policies commonly relies on information provided by a bureaucracy. Environmental bureaucrats often have a political motivation of their own, so they might be tempted to...

A model of group decision-making is studied, in which one of two alternatives must be chosen. While group members differ in their valuations of the alternatives, everybody prefers some alternative to disagreement. Our model is distinguished by three features: private information regarding...