Mason, Keith2008Mason , K 2008 , ' Nature of Airline Demand ' , Default journal .1646-3730Revista Lusófona de Ciências AeronáuticasThe Airline Industry • Big and Wide and Tall • Characteristics • Changes in Demand • Key Issuesapplication/pdfengopenAccessTRANSPORTES AÉREOSCOMPANHIAS AÉREASINDÚSTRIA AÉREAAIR TRANSPORTAIRLINESAIRLINE INDUSTRY