Why do large European banks lobby for monetary union? We show in a game-theoretic model that monetary union can trigger a change in the structure of the market for international banking transactions with asymmetric effects on profits: large banks are induced to cooperate internationally and gain...

The paper discusses whether US dollar based financial sanctions will undermine the dollar's dominant international role. Despite long-standing attempts to reduce the role of the dollar, these have had limited success so far. I discuss why this is the case and why alternatives to the dollar are...