> Induced demand as a concept just doesn’t make sense. If demand is “induced” it just means that the supply wasn’t adequate to meet demand Supply and demand ar

> Induced demand as a concept just doesn’t make sense. If demand is “induced” it just means that the supply wasn’t adequate to meet demand Supply and demand aren't fixed -- they meet at an equilibrium price. There are latent trips that are canceled, change modes, or time-shifted to deal with traffic because of the high cost. > The phrase “induced demand” is simply a part of the rhetorical war waged by anti car activists. Induced demand is a standard transportation engineering concept. You might argue that it's been hijacked by the anti-car folks or whatever, but tramsportation engineers and planners who want to build car-heavy transportation systems are aware of and use it. They taught it to me in a very conservative civil engineering department.