As economists with significant experience in competition, telecommunications, and regulatory matters, we have filed the attached brief in the case of State of New York v. Deutsche Telecom supporting the plaintiffs, who have sued to prevent the merger of T-Mobile and Sprint. We explain why the...

We study how net neutrality regulations affect high-bandwidth content providers investment incentives in quality of services (QoS). We find that the effects crucially depend on network capacity levels. With a limited network capacity, the prioritized delivery services are complements to content...

Dominant digital platforms such as Google and Facebook collect personal information of users by default precipitating a market failure in the market for personal information. We establish the economic harms from the market failure. We discuss conditions for eliminating the market failure and...

Following up on our initial comments at the Tunney Act proceeding of the proposed merger between Sprint and T-Mobile, we discuss DOJ's criticisms of these comments, explaining why these criticisms are baseless. Moreover, using evidence from the NY v. Deutsche Telecom trial, we provide new...

As economists with significant experience in competition and regulatory matters, we offer comments on the remedies proposed by the Department of Justice to address the competitive effects flowing from the proposed merger of Sprint and T-Mobile, as recognized by the DOJ's Complaint. We find that...

The vast majority of US residential consumers face a monopoly or duopoly in broadband Internet access. Up to now, the Internet was characterizedby a regime of 'net neutrality' where there was no discrimination in theprice of a transmitted information packet based on the identities ofeither the...

This paper examines the justifications, history, and practice of regulation in the US telecommunications sector. We examine the impact of technological and regulatory change on market structure and business strategy. Among others, we discuss the emergence and decline of the telecom bubble, the...

This paper responds to arguments made in filings in the FCC's broadband openness proceeding (GN Dkt. 09-191) and incorporates data made available since my January 14th filing in that proceeding. Newly available data confirm that there is limited competition in the broadband access marketplace....