In its 2023 decision approving the acquisition of the Kansas City Southern Railway by the Canadian Pacific, the U.S. Surface Transportation Board conditioned its approval on the merged railway's commitment "to keep gateways open on commercially reasonable terms" - that is, to allow shippers and...

How to protect "captive shippers" from monopolistic abuses by a railway? In an "open access" system, it's straightforward: provide infrastructure access to a competing train operating company. In a system without open access - as in, for example, the United States, Canada, Mexico, and Brazil -...

We consider a model of innovation that distinguishes between ideas and innovations. While innovation responds to incentives, ideas are a scarce resource that provide an exogenous constraint on the rate of innovation. We investigate how the optimal reward structure is shaped by the scarcity of...

In its 2023 decision approving the acquisition of the Kansas City Southern Railway by the Canadian Pacific, the U.S. Surface Transportation Board conditioned its approval on the merged railway's commitment "to keep gateways open on commercially reasonable terms" - that is, to allow shippers and...

We consider a model of innovation that distinguishes between ideas and innovations. While innovation responds to incentives, ideas are a scarce resource that provide an exogenous constraint on the rate of innovation. We investigate how the optimal reward structure is shaped by the scarcity of...

How to protect "captive shippers" from monopolistic abuses by a railway? In an "open access" system, it's straightforward: provide infrastructure access to a competing train operating company. In a system without open access - as in, for example, the United States, Canada, Mexico, and Brazil -...