Bourreau, Marc; Grzybowski, Lukasz; Hasbi, Maude - 2018
entry into local markets by: (i) alternative operators using wholesale access to the legacy copper network via local loop … of LLU competitors, and hence a less concentrated local market, has a positive impact on entry by fiber operators … choose to upgrade copper lines instead of investing in fiber networks. We use the estimates to calculate entry thresholds …