Marriott said that cutting commissions was necessary to enable further investment in its product. "The current business model and environment … present significant obstacles to making the investments needed to deliver a world-class experience for customers. While group intermediaries play an important role in the marketplace, costs for our North American hotels and owners are growing at a faster pace than group revenue, which impacts hotel profitability," Marriott said in a statement Wednesday. ASTA CEO Zane Kerby said travel agency trade group would "discuss this change with Marriott, our agency and consortia members and other stakeholders with an eye toward ensuring positive business outcomes for all involved." Get the full story at Travel Weekly