I present a model in which a principal selects one among many agents to develop a project and influences the agent's ex post level of effort not by outcome-contingent rewards, but by the choice of the project's mission. The closer the project's mission to the agent's preferred mission, the...

Are monetary and non-monetary incentives used as substitutes in motivating effort? I address this question in a laboratory experiment in which the choice of the job characteristics (i.e., the mission) is part of the compensation package that principals can use to influence the agents' effort....

This paper analysis the global distribution of art collections and collectors' biases with respect to the origin of artworks. Employing a unique dataset we find that the greatest number of private art collections are located in Europe, North America and Asia. There are relatively few collections...

This paper discusses and proposes random selection as a component in decision-making in society. Random procedures have played a significant role in history, especially in classical Greece and the medieval city-states of Italy. We examine the important positive features of decisions by random...

The process by which scholarly papers are selected for publication in a journal is faced with serious problems. The referees rarely agree and often are biased. This paper discusses two alternative measures to evaluate scholars. The first alternative suggests input control. The second one...

The official intention of the UNESCO World Heritage List is to protect the global heritage. However, the existing List is highly imbalanced according to countries and continents. Historical reasons, such as historical GDP, population, and number of years of high civilization, have a significant...

A statistical analysis of the UNESCO World Heritage List is presented. The World Heritage Convention intends to protect global heritage of outstanding value to mankind, but there has been great concern about the missing representativity of the member countries. There is a strongly biased...

Gordon Tullock has been one of the most important founders and contributors to Public Choice. Two innovations are typical Tullock Challenges. The first relates to method: the measurement of subjective well-being, or happiness. The second relates to digital social networks such as Facebook,...

The official intention of the UNESCO World Heritage List is to protect the global heritage. However, the imbalance of the distribution of Sites according to countries and continents is striking. Consequently, the World Heritage Committee launched the Global Strategy for a Balanced,...

Despite the social importance of awards, they have been largely disregarded by academic research in economics. This paper investigates whether a specific, yet important, award in economics, the John Bates Clark Medal, raises recipients' subsequent research activity and status compared to a...