This article is concerned with the role of committees in collective decision making processes in a world where agents must be motivated to collect information. Committees improve the quality of decision making by providing information and by coordinating the collection of information. We address...

This article analyzes under which conditions a manager can motivate a junior worker by verbal communication, and explains why communication is often tied up with organizational choices as job enlargement and collaboration. Our model has two important features. First, the manager has more...

IPCC (2022) documents a looming gap between climate goals and implemented policies and points to a lack of political commitment. We study policymakers' incentives to commit. A policymaker decides on a policy to encourage citizens to make investments and determines the degree of flexibility to...

We consider a committee that makes a decision on a project on behalf of 'the public'. Members of the committee agree on the a priori value of the project, and hold additional private information about its consequences. They are experts who care both about the value of the project and about being...

We develop a theory of leadership that focuses on the role managers play in motivating employees through their attitude towards employees. We model a manager's attitude as her perception about employees' abilities of successfully completing challenging tasks. We show that a positive attitude...

Due to taxes and subsidies, gasoline prices vary dramatically across countries. Externalities cannot fully account for this. We develop a simple political economic model that shows that group interests, resulting from the composition of a country's car fleet, help to explain differences in...

This article analyzes a model of the policy decision process in ministerial governments. A spending minister and a finance minister are involved in making a decision concerning a public project. The two ministers have partially conflicting preferences. Policy decisions are made in two stages. In...

This paper explains why agencies sometimes encourage their ablest workers to perform an inferior task. I develop a model in which workers' outputs in terms of the stated goal of the agency are sorrounded with uncertainty. When workers are evaluated on the basis of their contributions to the...