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
Funding Opportunities and Programmatic Insights for Advancing Shared Use Paths, Trails, and Greenways in New Jersey
Trail networks enhance community well-being, providing accessible options for walking, biking, and rolling while promoting sustainability and economic vitality. In New Jersey, investing in trails supports mobility, safety, and environmental goals, creating healthier...
Inroads to Innovation: New Jersey’s Technology Transfer Program
From labor-saving inspection drones to safety-enhancing techniques for bridge repair and preservation, a multipronged New Jersey Department of Transportation technology transfer initiative is helping to advance innovation throughout the agency and state. The goal:...
Disparities in ridehailing travel times for accessing non-work destinations
We contribute to the literature on new mobilities by measuring spatial disparities in travel times for accessing essential non-work destinations via ridehailing. We focused on healthcare, restaurants, and grocery destinations in Chicago. Data from Chicago ridehailing...
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...