We propose a theory-inspired measure of the accessibility of a city's center: the size of the surrounding area from which it can be reached within a specific time. Using publicly-available optimal routing software, we compute these "accessibility zones" for the 109 largest American and European...

Dieses Discussion Paper thematisiert die Regelwerke der Forschungsgesellschaft für Straßen- und Verkehrswesen zur Verkehrsplanung deutscher Großstädte sowie ihren historischen Hintergrund. Anfangs werden geschichtliche Aspekte, wie die Motorisierung oder die zwei Weltkriege, und umgesetzte...

"Automobiles are deeply embedded in Western cities. However, what's more significant is their rapidly growing presence in the megacities of the Global South. Scenes of streets choked with private vehicles are now a daily occurrence in many metropolises. Despite this, current scholarship has not...

Wie sehen die internationalen Erfahrungen mit Forderungen nach einem ÖPNV-Nulltarif und mit praktizierten Gratis-Modellen aus? Das grosse öffentliche Interesse an dem Thema in Deutschland erfordert einen Blick über den nationalen Tellerrand. Laut Infratest dimap sind in Deutschland über 70%...

The provision of public transit is thought to reduce travel time losses that are due to car congestion. For this reason, it is economically justified to subsidise public transit from a welfare perspective as it creates a congestion-relief benefit. The main goal of this paper is to quantify the...