Not an economist, but it may b/c point-to-point can be made cheap enough (vis-a-vis Ryan Air, EasyJet, etc) that customers will choose that service over hub-and

Not an economist, but it may b/c point-to-point can be made cheap enough (vis-a-vis Ryan Air, EasyJet, etc) that customers will choose that service over hub-and-spoke any time their itinerary allows it.