This paper uses recent advances in dynamic panel econometrics to examine the impact of highway infrastructure on aggregate county-level employment using data for all 100 North Carolina counties from 1985 through 1997.
John W. Polak
Recent Publications
Invisible Rides: How Car-Less Americans Access Cars
How and why do zero-car households seek car access? We used a national online survey of 830 American adults and interviews with twenty-nine low- and moderate-income travelers about their car access behaviors to answer this question. We validated our findings with the...
Working From Home During COVID-19: Flash in the Pan or Wave of the Future?
We examine who can work from home during the pandemic and whether this behavior will persist post-pandemic by conducting two representative online surveys in New Jersey. Results suggest those with higher educational attainment, higher incomes, and prior experience...
Powering bikeshare in New York City: does the usage of e-bikes differ from regular bikes?
Abstract In this study, we investigate the difference between shared electric bicycles (e-bikes) and conventional shared bikes operated by Citi Bike in New York City. We examine differences in usage by examining summary statistics and we develop conditional...
The Traffic Calming Effect of Delineated Bicycle Lanes
Abstract We analyze the effect of a bicycle lane on traffic speeds. Computer vision techniques are used to detect and classify the speed and trajectory of over 9,000 motor-vehicles at an intersection that was part of a pilot demonstration in which a bicycle lane was...