San Francisco Chronicle, October 13, 2009 by Kathleen Ponder
http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2009/10/13/BUTV1A4KNT.DTL&type=printable
“One of the central questions that firms always face is when it makes sense to merge with another firm, when it makes sense to write a long-term contract with the other firm and how that long-term contract should be structured, and when it makes sense to deal on a short-term basis and buy things on spot markets,” said Aaron Edlin, a UC Berkeley professor of law and economics. “His work is about which of these decisions make the most sense.”