The logsum formula, which provides the expected maximum utility for the multinomial logit model, is often used as a measure of welfare. We provide here a closed form formula of the welfare measure of an individual who has not access to his first-best choice, but has access to his rth-best...

Almost all models of the (New) Economic Geography have focused on interregional transportation costs to understand industrial location, considering regions as dots without intraregional transportation costs. We introduce a distinction between interregional and intraregional transportation costs....

This paper reviews the transportation models used for predicting impacts of congestion charging in European cities and carries out in-depth comparison of two such models, METROPOLIS and SILVESTER. Both are mesoscopic dynamic models involving modal split, route choice and departure time choice...