Below you can find a link to an article of the Sonntagszeitung of May 28, 2017 (unfortunately only in German) about “our” Business, meaning business aviation.
Newspaper article of the “Sonntagszeitung”
It shows and describes what is needed to conduct our flights successful and save and where the advantages are – and that the overwhelming part are indeed for business reasons. The luxury and vacation flights respectively on our jets are rather rare, but that holds true as well for the airlines, not many people afford the First Class.