The capacity of the transmission network determines the extent of integration of a multinational energy market. Cross-border externalities render coordination of network maintenance and investments across countries valuable. Is it then optimal to collect powers in the hands of a single...

This paper analyses simultaneous regulation of cost and quality when firms have private, correlated information about productivity and the regulator receives a signal about quality. It is shown that managerial effort and expenditures on quality are positively correlated in the optimal contract....

No abstract.

A wide range of services provided by the public sector are credence goods, i.e., services for which the producer has private information whether a certain treatment is needed or not. This paper studies how ownership affects the incentives for producers to reveal such information to public...

I develop a model of public sector contracting based on the multitask framework by Holmström and Milgrom (1991). In this model, an agent can put effort into increasing the quality of a service or reducing costs. Being residual claimants, private owners have stronger incentives to cut costs than...

An important issue in the debate on voucher systems and school choice is what effects competition from independent schools will have on public schools. Sweden has made a radical reform of its system for financing schools. Independent and public schools operate on close to equal terms under a...

This paper analyzes the effect of an increase in patent scope on R&D and innovation. It presents a model where patent scope affects an entrant firm's technology choice and thereby creates a trade-off between R&D investments and wasteful duplication of R&D. The model predicts that an increase in...

No abstract.

What explains the world-wide trend of pro-entrepreneurial policies in the last few decades? We study entrepreneurial policy in a lobbying model taking into account the con.ict of interest between entrepreneurs and incumbents. It is shown that international market integration leads to more...

This paper questions whether competition can replace sector-specific regulation of mobile telecommunications. We show that the monopolistic outcome prevails independently of market concentration when access prices are determined in bilateral negotiations. A light-handed regulatory policy can...