Mealey's ( September 15, 2021, 11:17 AM EDT) -- ST. LOUIS — One of the real estate broker franchisors accused in a putative class complaint of conspiring with other franchisors and the National Association of Realtors (NAR) to require home sellers to pay inflated broker commissions in violation of the Sherman Act waived its right to arbitrate after actively litigating the case for a year, the Eighth Circuit U.S. Court of Appeals ruled Sept. 10....