Stühmeier, Torben - Düsseldorf Institute for Competition Economics (DICE), … - 2012
networks under various regimes of data roaming charge regulation. Given an induced externality of investments (spillovers) due … cost regulation of roaming charges. Otherwise, if MNOs are free to collaborate on investments, they set higher investment …. Furthermore, the paper discusses e ects of the roaming charge regulation on roaming quality and MNOs' coverage. …