This site, organized by Luke Froeb of Vanderbilt University, deals with merger and antitrust policy from the perspectives of the law and economics, and is designed for academics and practitioners. Indeed, the editorial board has academics, practitioners, and individuals from the FTC and the Department of Justice. It has a variety of material of interest to those interested in this area.
http://www.vanderbilt.edu/Owen/froeb/merger/hmpp.html
Bill Goffe <bgoffe@whale.st.usm.edu>