Professor of Economics Richard Grossman published an op-ed in The Hartford Courant on August 7 about the global "Libor" banking scandal. Taking a lesson from the old mob-run "numbers racket," Grossman proposes an elegant solution to fixing deficits in the Libor, and renewing public confidence in the banking system. The Libor (London Interbank Offered Rate) is currently calculated by asking a group of banks to self-report the cost for them to borrow money from other banks. The highest and lowest 25 percent of submitted estimates are thrown out, and the average of the remaining submissions is the Libor. Banks are supposed to…