We investigate the relation between Net Neutrality regulation and Internet fragmentation. We model a two-sided market, where Content Providers (CPs) and consumers interact through Internet Service Providers (ISPs), and CPs sell consumers' attention to advertisers. Under Net Neutrality, a...

This paper analyzes the effects of net neutrality regulation on investment incentives for Internet service providers (ISPs) and content providers (CPs), and their implications for social welfare. We show that the ISP’s decision on the introduction of discrimination across content depends on a...

The object of this paper is to discuss on-line intermediation from the perspective of two-sided markets. It builds a simple model of the intermediation activity when trading partners are involved in a commercial relationship and uses it to illustrate some of the results that emerge in the...

This article studies incentives for a premium provider (Superstar) to offer exclusive contracts to competing platforms mediating the interactions between consumers and firms. When platform competition is intense, more consumers subscribe to the platform hosting the Superstar exclusively. This...

Online delivery of one-to-one services offers potential cost savings and increased convenience, yet relatively little is known about its impacts on providers and consumers. This paper studies the online delivery of healthcare, focusing on primary care doctor consultations. We use novel data from...

What is the optimal institutional structure for an independent central bank? The paper shows when it will be optimal for a country to have a central bank to be organized according to federal, purely national or a combination of both aspects. The analysis is then extended to a supranational...

We study fiscal spending by supranational unions, where participation is voluntary and countries bargain over contributions to and the allocation of a central budget. We explore the link between the allocation and nations ́contributions that occurs since bargaining power is endogenous, and...