8See Christopher C. Geczy.Jinghua Yan. Who are the Beneficiaries When Insider Trade? An Examination of Piggybacking in the Brokerage Industry [ J ]. EFA 2005 Moscow Meetings AFA 2007 Chicago Meeting Paper, March 15, 2006.
9See Christopher M. Gorman. ARE CHINESE WALLS THE BEST SOLUTION TO THE PROB- LEMS OF INSIDER TRADING AND CONFLICTS OF INTEREST IN BROKER-DEALERS? [ M]. 9 Fordham J. corp. & Fin. L. 475.