Zhang, I., Ashby, E., Erhardt, G.D
A disaggregate model of domestic migration in the United States
Transportation Research Board Annual Meeting
2023

Hoque, J.M., Zhang, I., Schmitt, D., Erhardt, G.D.
Are Public Transit Investments Based on Accurate Forecasts? An Analysis of the Improving Trend of Transit Ridership Forecasts in the United States
Transportation Research Board Annual Meeting
2023

Goyal, V.S., Erhardt, G.D., Stamatiadis, N., Bollinger, C.R.
Do transportation network companies increase or decrease road crashes? Evidence from San Francisco
Transportation Research Board Annual Meeting
2023

Erhardt, Gregory D.;Han, Ke
Intersections Between Mobility and Communications
Networks and Spatial Economics
2023
23
2
349-351

Erhardt, Gregory D.;Goyal, Vedant S.;Kressner, Josephine;Berrebi, Simon J.;Brakewood, Candace;Watkins, Kari E.
Simulating the effect of strategies to increase transit ridership by reallocating bus service: Two case studies
Journal of Public Transportation
2024
26
100080

Moeckel, Rolf;Huang, Wei-Chieh;Ji, Joanna;Llorca, Carlos;Moreno, Ana Tsui;Staves, Corin;Zhang, Qin;Erhardt, Gregory D.
The Activity-based model ABIT: Modeling 24 hours, 7 days a week
Transportation Research Procedia
2024
78
499-506

Mucci, Richard (Alex);Erhardt, Gregory D.
Understanding Ride-Hailing Sharing and Matching in Chicago Using Travel Time, Cost, and Choice Models
Transportation Research Record: Journal of the Transportation Research Board
2023
2678
2
293-306

Hoque, J.M., Zhang, I., Schmitt, D., Erhardt, G.D.
“Are Public Transit Investments Based on Accurate Forecasts? An Analysis of the Improving Trend of Transit Ridership Forecasts in the United States”
2023

Erhardt, G., Hensle, D., Bradley, M., Imarah, M., Freedman, J, Gardner, M., Stabler, B.
Estimating and Implementing a Vehicle-Type Model in an Activity-Based Travel Model Framework
2023