We consider it effective. The interswitching rules are beneficial not only because the companies have the right to use them and can ask the agency to participate in discussions to ensure that they have access to them. That also has an impact on market conditions. If the rail companies know they can give access to their rights, that has an impact on negotiations. In that case—and these things are expected informally only—it creates a more effective climate for negotiations between carriers and clients.
On September 20th, 2016. See this statement in context.