In this paper, we provide another reason that may explain the adoption of the hub-and-spoke network structure in the airline industry. We show that when an airline has to decide on its capacity before the demand conditions are perfectly known, a hub-and-spoke (h&s) network structure by pooling...

We consider a market with three competitors, two of which decide to cooperate. Firms first choose capacity under demand uncertainty, then compete in quantities after the uncertainty has been resolved. We specify strategic alliance (SA) as an agreement where two airlines jointly choose capacity...

We show that the presence of transaction costs in emission permit markets challenges the common presumption that grandfathering permits corresponds to lump-sum transfers with no strategic effects on output. Fixed transaction-costs influence firms’ decision to participate in the permits market,...