This paper examines the effects of various price-cap rules on peakload pricing. The issue recently gains practical importance in regulated network industries. The formal approach reveals that efficiency properties of various price-cap rules are, notwithstanding some problems, fairly good. A...

Since June 15, 2017, mobile network operators in the European Economic Area may not impose surcharges for making telephone calls, sending text messages, or using data services in other EEA countries. The regulation was designed to create a digital domestic market without adversely affecting...

This model discusses mobile network operators' (MNOs) incentives to invest in their network facilities such as new 4G networks under various regimes of data roaming charge regulation. Given an induced externality of investments (spillovers) due to the roaming agreements it will be shown that...