This paper presents a model of vehicle choice and empirically examines the risk posed by light trucks (sport-utility vehicles, vans, and pickups) to those that drive them and to other drivers, relative to the risk posed by cars. It compares the relative risk of dying and the relative crash...

Cell phone use is increasing worldwide, leading to a concern that cell phone use while driving increases accidents. Several countries, as well as two states and many municipalities in the U.S., have banned the use of hand-held cell phones while driving. In this paper, we develop a new approach...

Estimating consumer surplus is challenging because it requires identification of the entire demand curve. We rely on Uber's “surge” pricing algorithm and the richness of its individual level data to first estimate demand elasticities at several points along the demand curve. We then use...