Berlin Tegel Airport mid- to late 1960s' introduction by Pan American World Airways (Pan Am) and British European Airways (BEA) of jet aircraft with short-field capabilities that were not payload-restricted on Tempelhof's short runways, Air France experienced a traffic decline on those routes where it competed with Pan Am and BEA, mainly as a result of Tegel's greater distance and poorer accessibility from West Berlin's city centre. Over this period, the French airline's market share halved from 9% to less than 5% despite having withdrawn from Tegel–Düsseldorf in summer 1964 and concentrated its limited resources on Tegel–Frankfurt and Tegel–Munich to maximise the competitive
Airport city Airport city Airport city is the "inside the fence" airport area including the airport (terminals, apron, and runways) and on-airport businesses such as air cargo, logistics, offices, retail, and hotels. The airport city is at the core of the aerotropolis, a new urban form evolving around many major airports. The airport city model recognises that an airport can do more than perform its traditional aeronautical services, evolving new non-aeronautical commercial facilities, services and revenue streams. Airports are now routinely targeting non-aeronautical revenue streams amounting to 40–60% of their total revenues. Industry leaders and researchers share best practices on non-aeronautical revenues