Aeronautics, Commercial Airlines 3 Airlines-Management 3 Aeronautics and state 2 Automobile industry and trade 2 Consumer satisfaction 2 Airfares and airline management 1 Airlines -- Customer services 1 Airlines-Customer services 1 Airlines-Reservation systems 1 Airlines-Timetables 1 Airports 1 Airports-Economic aspects 1 Airports-Kerala 1 Airports-Management 1 Business logistics 1 Competition, International 1 Cost of operation 1 Deregulation 1 Dissertations, Academic(Ph.D) 1 Finance 1 Logistics 1 Operations research 1 Scheduling 1 Thesis(Ph.D)-Commerce 1 Tourism 1 Tourism-Government policy 1