-valorem taxes. We show that (i) a monopoly may have too high output compared to the social optimum; (ii) output may be reduced by …

the effects of trade liberalisation on the firm-level profit-enhancing effects of mergers, under an oligopolistic …. However, the effects of freer trade on profits of the exporting countries are ambiguous and depend on the net gains in profit … enhance the profits is inversely proportional to the number of firms in the country. With a freer trade, the profit effect of …

We analyze the efficiency defense in merger control. First, we show that the relationship between exogenous efficiency … Mergers ; Efficiency Defense ; Merger Specific Efficiencies … find that merger proposals are largely aligned with a proper social welfare analysis which explicitly considers the without …

This paper introduces the Werden-Froeb Index (WFI) to assist in evaluating merger-specific efficiencies in horizontal … mergers. The index measures the weighted average reduction in marginal costs required to restore pre-merger equilibrium prices … and quantities after the (full or partial) merger is consummated. The WFI is well defined, objective and robust, and it …