To take a business trip to Europe, an investment manager at Bain Capital may leave the firm’s headquarters in Boston and fly to London aboard one of Virgin Atlantic’s Boeing Dreamliners. After a few meetings in the City, they could hop onto a smaller Airbus for a short EasyJet flight to the continent. Along the way, they would fly over housing estates, blocks of recently refurbished former bedsits and the construction site of a new aparthotel in Dublin; repossessed homes in Spain; an oil supertanker sailing across the Mediterranean; a derelict structure being converted into “environmentally sustainable Grade A offices…