The rapid productivity gains achieved by technological innovations in the 20th century have slowed in recent decades. This has come at a time of increased market concentration. In this paper, I explore how dominant companies in concentrated sectors have siphoned off inventors that might have...

We allow a contest organizer to bias a contest in a discriminatory way, that is, she can favor specific contestants through the choice of contest success functions in order to maximize total equilibrium effort (resp. revenue). The scope for revenue enhancement through biasing is analyzed and...