KUALA LUMPUR :Buyers are attracted to Shell's LNG Canada project because it uses the Canadian Alberta Energy Company (AECO) price index as a benchmark, which is lower than the Henry Hub price in the U.S., the company's chief executive said on Tuesday. "What is particularly attractive about LNG Canada in today's world, retrospectively, is the AECO indexation," Shell CEO Wael Sawan said at the Energy Asia conference, adding that there will be more supply of AECO gas at lower prices. "And so that