Market features can be considered as forerunners of the European Commission's actions aimed at recognizing collusive behaviours. To identify information that might support the Commission in the exercise of its role of antitrust authority we propose a multi criteria approach. Its focus is on the...

In this paper, I develop a model of oligopoly with shareholder voting. Instead of assuming that firms maximize profits, the objective of the firms is decided by majority voting. This implies that portfolio diversification generates tacit collusion. In the limit, when all shareholders are...

We rationalize exclusive portfolio dealing in a novel three-period partial equilibrium framework populated by a representative, risk-neutral seller and a small number of ex ante identical broker-dealers. Endowed with independent, uncertain demand for a representative asset, the broker-dealers...

There are many cases in which a firm passively invests in its competitor. The Article presents an economic analysis resolving several ambiguities in the economics literature and showing how even totally passive investment in a competitor, in an industry with only a few firms, may substantially...

In the Artificial Intelligence Economy three elements define the relationship between human (supply and demand) and machine: clarifying objectives, defining what should be optimized, and providing insights into the operational context. Matching supply and demand in popularity markets is an...

We exploit a unique sample of structured financial products (SFPs) to analyze pricing and issuance dependencies among different types of such market-linked investment vehicles. Our study provides evidence of cross pricing between products with complementary payoff profiles. Such dependencies may...