Economic frictions such as information asymmetries and economic forces such as economies of scale and scope give rise to financial intermediaries. These frictions and forces also shape market structure. While technological advances are not new to finance, digital innovation has brought major...

We document that intraday currency returns display systematic reversals around the major benchmark fixings, characterized by an appreciation of the U.S. dollar pre-fix and a depreciation post-fix. We propose an explanation based on constrained intermediation by foreign exchange dealers....

The paper unveils the market structure of container shipping, which suffers by many interpretations. Existing models regress between contestability, duopoly, monopolistic competition and game theory. This paper proposes an oligopoly model with two groups of companies: oligopolists and...