Around this time, there was speculation in the airline industry that supersonic aircraft would corner the market for the highest-paying premium passengers, and that a three-class market would emerge consisting of supersonic first class and subsonic business and economy classes.[1] In 1977, El Al announced plans to reconfigure its aircraft with a small first-class cabin and larger business-class cabin on the assumption that most transatlantic first-class passengers would shift their business to the Concorde.[9]