We compare four approaches to network neutrality and network management regulation in a two-sided market model: (i) no variations in Quality of Service and no price discrimination; (ii) variations in Quality of Service but no price discrimination; (iii) variations in Quality of Service and price...

Pricing of Internet access has been characterized by two properties. Parties are directly billed only by the Internet Service Provider (ISP) through which they connect to the Internet and the ISP charges them on the basis of the amount of information transmitted rather than its content. These...

This paper analyses decisions regarding the location of headquarters in the US for the period 1996-2001. Using a unique firm-level database of about 30,000 US headquarters, we study the firm- and location-specific characteristics of headquarters that relocated over that period. Headquarters are...