We investigate the effects of alternative open access regimes on market performance. In particular, by means of an economic laboratory experiment we compare the market outcomes under unregulated wholesale competition, under a price-fixing rule (where firms must maintain their wholesale price for...

Zero rating and sponsored data have recently been introduced as new tariff options in mobile telecommunications markets. Both practices exempt data traffic of specific Internet services from an Internet user's download limit and thus allow for unlimited consumption of the respective content....

Although the regulation of access to an essential upstream resource is a perennial issue for policymakers and industry stakeholders, a set of new issues arises when there is more than one vertically integrated access provider such that competition at the wholesale level may emerge in addition to...