Chacko, George C., Anders Sjoman, Daniela Beyersdorfer, and George Robert Nelson. "Chicago Board Options Exchange (CBOE), The." Harvard Business School Case 205-073, March 2005.
The 80-year-old Clearing Corp. was once the thriving partner of the Chicago Board of Trade, guaranteeing every purchase or sale made on the exchange. It used to be named the Board of Trade ...