An Economist's Guide to Local Loop Unbundling

This guide provides a critical review of the economics literature on the desirability and the effects of unbundling the local loop. Firstly, we discuss recent contributions, which aim to quantify the effect of unbundling regulations on the development of broadband services. Secondly, we review the literature on the potential impact of unbundling on investment and innovation incentives. Finally, we conclude this paper by offering some suggestions for further research.