The recent literature on firm-to-firm trade has documented salient empirical regularities of the buyer-seller network …

Wissenschaftliche Beirat beim Bundesminister für Verkehr und digitale Infrastruktur hat eine Stellungnahme vorgelegt, die Empfehlungen …

For a quarter century, a top priority in transportation economic theory has been to develop models of rush-hour traffic … dynamics that incorporate traffic jams (hypercongestion). The difficulty has been that "proper" models result in mathematical …

We develop a spatial model of energy exploitation where energy sources are differentiated by their geographic location … and energy density. The spatial setting creates a scaling law that magnifies the importance of differences across energy … plays must first boom and then bust. For both renewable and non-renewable energy sources we link the size of exploitation …

:innen vor Infektionen könnte einen nachhaltigen negativen Effekt auf den öffentlichen Verkehr haben. Dieser Beitrag stellt …