eother option would have been to open upslots completely in all likelihood in a scenario the most powerful airlines would turn their empty round on the slots with the least profitabe
The other option would have been to open up slots completely, resulting in all likelihood in a scenario where the most powerful airlines would turn their empty aeroplanes round on the best slots, would abandon the least profitable spatial-planning slots, and where the low-cost airlines, which have a different economic model, would take advantage of it to sell off a few slots.
The other option would have been to open up slots completely, in all likelihood in a scenario the most powerful airlines would turn their empty round on the slots, would the least profitable slots, and where the airlines, which have a different economic take advantage of it off few slots.