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

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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

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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

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

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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

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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

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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

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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

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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