We explore the difference between explicit and tacit collusion by investigating the impact communication has in …

We explore whether lawful cooperation in buyer groups facilitates collusion in the product market. Buyer groups … constitute credible threats. Hence, in theory, buyer groups facilitate collusion. We run several experimental treatments using …

merger incentives to influence entry decisions. Mergers can facilitate and deter entry. While horizontal mergers to deter … entry are never profitable, firms on different market levels may strategically choose to integrate vertically to keep a … potential entrant out of the market. I provide conditions for such entry-deterring vertical mergers to occur. …

This paper explores the effects that collusion can have in newspaper markets where firms compete for advertising as …) semi-collusion over advertising (with competition in the reader market), and iii) (full) collusion in both the advertising … and the reader market. We find that semi-collusion leads to less advertising (but higher advertising prices) and lower …

In this note we analyze the sustainability of collusion in a game of repeated interaction where firms can price … improvement in data quality it is more difficult to sustain collusion. …