This paper evaluates differential prize taxation and structural discrimination as a means of increasing efforts in the most widely studied contests. We establish that a designer who maximizes efforts subject to a balanced-budget constraint prefers dual discrimination, namely, change of the...

The point of departure of this paper is that players in a contest may have mixed motives. On one hand, players have the interest of winning the contest and taking the prize. On the other hand, they could be better off taking part in a contest which implies some cooperative behaviour. This paper...

This paper presents a game-theoretic model of network formation, which allows agents to enter bilateral alliances and to extract payoffs from enemies. Each pair of agents creates a surplus of one, which allies divide in equal parts. If agents are enemies, then the agent with more allies obtains...