We investigate optimal rewards in an R&D model where substitute ideas for innovation arrive to random recipients at random times. By foregoing investment in a current idea, society as a whole preserves an option to invest in a better idea for the same market niche, but with delay. Because...

Crime and the durability of goods are strongly connected issues. However, surprisingly, they have been studied separately. This paper explores the relationship between the production of durable goods and crime from a theoretical perspective and draws important conclusions for both topics. Crime...

The U.S. Constitution includes many checks and balances that necessitate the ruling party to compromise with the opposition. I develop a model in which this feature prompts the President to compromise on the strength of the candidates nominated for positions in the federal government and...