Effects of Parking Provision on Automobile Use in Cities: Inferring Causality

Automobile use has been on the rise in cities for nearly a century and so has the supply of parking. Because driving often seems unavoidable, policymakers, developers and the public push endlessly for more parking to meet demand. That push, however, might only be making matters worse.

This report strongly suggests that abundant parking in cities causes people to drive more, shedding important light on the question of cause and effect.