We study the effect of restrictions on dual trading in futures contracts. Previous studies have found that dual trading restrictions can have a positive, negative, or neutral effect on market liquidity. In this paper, we propose that trader heterogeneity may explain these conflicting empirical...

The aim of this paper is to clarify the concept of alternative trading systems (ATS) and to present an interpretation of their role in the securities markets. The discussion focuses on trading venues related to debt instruments and equities. Geographically, the American and European markets are...