Keppler, Jan Horst - Université Paris-Dauphine (Paris IX) - 2009
The concept of a barrier to entry has been discussed least since Bain [1956] with important contributions by Spence … dedicated session at the 2004 AEA meeting. Yet, a 'barrier to entry' remains a surprisingly elusive concept, which even … subject fail to resolve the issue, because they insist on analyzing barriers to entry in the context of identical firms in …