An activity-based approach for surveying and modelling travel behaviour: analysis of the mixed-mode design effects

Mario Cools, Elke Moons, Geert Wets email:{mario.cools,elke.moons,geert.wets@uhasselt.be} tel.: +32(0)11 26 91 {31,26,58} Transportation Research Institute, Hasselt University Campus Diepenbeek, Wetenschapspark 5 bus 6, 3590 Diepenbeek, Belgium