Two-sided network effects in card payment systems are analysed under different market structures, e.g., competition, one-sided monopoly, bilateral monopoly and duopoly; with and without an interchange fee; for the so-called Baxter's case of non-strategic merchants. A partial ranking of market...

This paper reports and analyzes the results from a questionnaire sent to all present and former members of the Riksbank's Executive Board, the monetary policy committee (MPC) of the Swedish central bank. The questions cover a number of issues discussed in the growing literature on monetary...