Hong Kong, Sept. 10 -- The International Air Transport Association (IATA) welcomed changes by Pratt & Whitney Canada (P&WC) to contractual terms that had raised competition concerns in the used engine parts market. Read More The changes, limited to used parts for P&WC's PT6 and PW100-series turboprop engines, remove restrictions on maintenance shops in P&WC's network that could have limited independent suppliers' access to used engine material and related service. "The European Commission Directorate-General for Competition's work has resulted in Pratt & Whitney Canada making changes that will bring more competition and choice to one part of the turboprop engine aftermarket. But critically, the principles of fair access, competition and cus...