A NEW STUDY SAYS THAT COAL FROM THE POWDER RIVER BASIN HELPS MAKE THE US INDUSTRIAL MANUFACTURING SECTOR COMPETITIVE INTERNATIONALLY. BUT NOT EVERYONE BUYS INTO THE RESULTS. THE WYOMING MINING ASSOCIATION COMMISSIONED THE STUDY, SAYING IT DOES NOT INCLUDE AN ANALYSIS OF THE POTENTIAL ECONOMIC IMPACT OF GREENHOUSE GAS AND EMISSIONS. THE STUDY WAS TAKEN BY UNIVERSITY OF WYOMING ECONOMIST TIM CONSEDINE, WHO CONTENDS THE POWDER RIVER BASIN CONTAINS THE LARGEST RESERVE OF LOW COST HYDRO-CARBONS ON THE PLANET.