Shimomura, Ken-ichi; Thisse, Jacques-François - 2009
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Keywords: oligopoly, monopolistic competition, product differentiation, welfare.
JEL Classification: L13, L40 … much smaller firms (Porter, 1982).
Such a neglect is unwarranted from the viewpoint of competition policy
because several …
strategicinteractionsbetweenfirmsappeartobethecentralingredient. They
now serve as the corner-stone of many competition policy studies of real-
world markets (Motta, 2004). By …