Tobago's main economy is based on tourism, fishing, and government spending, government spending being the largest. Tourism is still a fledgling industry and needs to be developed.
Tobago's economy is tightly linked with Trinidad which is based on liquefied natural gas (LNG), petrochemicals, and steel. The principal economic forces specific to Tobago are tourism and government spending.
Tobago Air Services McDonnell Douglas DC-9-50 jetliners were also operated in association with BWIA International Airways on international services with these flights being listed in the September 15, 1976 BWIA system timetable.
Routings operated with the DC-9-50 at this time included Port of Spain (POS) - Tobago (TAB) - Antigua (ANU) - Miami (MIA) flown round trip twice a week and Port of Spain - Tobago - Caracas (CCS) also flown round trip twice a week.