mechanism of this coordination is valuable for economic thinking and economic theory. However, the implications of the perfect … distinguishable types. This contribution explains absolute market power (single-firm monopoly and dominance), collective market power … original economic theory of contestability defines very strict conditions for perfectly contestable markets, antitrust has …

This paper develops a theory of oligopoly and markups in general equilibrium. Firms compete in a network of product …

The proper assessment of monopoly power or dominance in platform markets is a hot topic of debate and study, including … shares as a proxy for monopoly power; potential barriers to entry such as network effects, data, user switching costs, and …