It probably comes as no surprise that workplace productivity goes down during the March Madness basketball tournaments, but the numbers are still staggering. Global outplacement firm Challenger, Gray & Christmas, Inc., estimates March Madness will cost American companies at least $134 million in “lost wages” over the first two days of the tournament, as an estimated 3 million employees spend one to three hours following basketball games instead of working. “Starting the day after ‘Selection…