generalise the approach and analyse the behaviour of a competition authority, which attaches different weights to the firms' and … restrictions also depends on the competition authority's instruments. The essential insights continue to apply if firms are …

The model of perfect competition is one of the most famous, most important, and most misunderstood concepts in … economics. Rather than aiming to be a full-blown model of real-world competitive markets, the perfect competition model isolates … only feature of market competition, but it plays a central role regarding to its virtues, and understanding the working …

literature suggest a negative effect of (price) competition on investments in mobile networks. To the best of our knowledge this … auctions may alter competition in the mobile market. …