This research examines whether transportation network companies (TNCs), such as Uber
and Lyft, live up to their stated vision of reducing congestion in major cities. Existing …

I study the impact of transportation network companies (TNC) on traffic delays using a
natural experiment created by the abrupt departure of Uber and Lyft from Austin, Texas …

We collect vehicle trajectory data from major transportation network companies (TNCs) in
New York City (NYC) in 2017 and 2019, and we use the trajectory data to understand how …

Transportation network companies (TNCs), such as Uber and Lyft, have been hypothesized
to both complement and compete with public transit. Existing research on the topic is limited …

The role of transportation network companies (TNCs) in the urban transport system is under
intense debate. In this study, we systematically assess three aspects of the net impacts of …

Problem definition: Early research has documented significant growth in ride-hailing
services worldwide and allied benefits. However, growing evidence of their negative …

This report examines transportation network companies (TNCs), microtransit companies,
and their impacts on urban transportation. Topics include: TNC trips and ridership volumes …

We estimate the effects of transportation network companies (TNCs) Uber and Lyft on
vehicle ownership, fleet average fuel economy, and transit use in US urban areas using a …

Despite massive investments in transportation infrastructure, traffic congestion remains a
major societal and public policy problem. Intelligent transportation systems (ITS) have been …

The rise of transportation network companies (TNCs) in recent years has revolutionized
urban transportation across the globe. Most noticeably, the increased popularity of TNC …