We study subgame-perfect equilibria of the classical quality-price, multistage game of vertical product differentiation. Each firm can choose the levels of an arbitrary number of qualities. Consumers' valuations are drawn from independent and general distributions. The unit cost of production is...

A lecture to graduate students of the joint Economics Ph.D. program of the Department of Economics, University of Bergen, and the Norwegian School of Economics.

This paper studies how altruistic preferences are changed by markets and incentives. We conduct a laboratory experiment in a within-subject design. Subjects are asked to choose health care qualities for hypothetical patients in monopoly, duopoly, and quadropoly. Prices, costs, and patient...

We study subgame-perfect equilibria of the classical quality-price, multistage game of vertical product differentiation. Each firm can choose the levels of an arbitrary number of qualities. Consumers' valuations are drawn from independent and general distributions. The unit cost of production is...

A Principal has a set of projects, each having different benefit potentials, and each requiring a basic technology from one of two experts and time inputs from both experts. Experts enjoy motivation utilities from production, but have private information of their own motivation preferences and...