DIA's bid process for retail concessions is raising concerns

Allegations of bid rigging for a contract to run duty-free shops at Denver International Airport are swirling at a crucial time, with the airport preparing to launch 11 requests for proposals seeking businesses to run 14 shops and restaurants. The upcoming concessions contracts will mean millions of dollars in revenue for the airport, and millions more to the businesses that win exclusive rights to sell food and retail items to travelers passing through DIA, the fifth-busiest airport in the nation. DIA…