Participants of a large-scale, real-life peak avoidance experiment have been asked to provide estimates of their average in-vehicle travel times for their morning commute.Comparing these reported travel times to the corresponding actual travel times, we find that travel times are overstated by a...

This paper compares two different ways of doing policy evaluation: on the one hand, quasi-experimental methods (or ex-post evaluations) which exploit the introduction of a reform and identify its effect by comparing treated and untreated individuals; on the other hand, structural models (or...

This paper compares two different ways of doing policy evaluation: on the one hand, quasi-experimental methods (or "ex-post" evaluations) which exploit the introduction of a reform and identify its effect by comparing treated and untreated individuals; on the other hand, structural models (or...

Typical convergent validity tests of benefit transfer based on stated preference data assume that willingness to pay (WTP) estimates have been accurately measured, and that differences in WTP arise from differences in observable and unobservable characteristics between the study and the policy...