Technology and Innovation Noise Certification of Supersonic Airplanes By basing the proposal on data, FAA maintains its record as an unbiased and credible source of regulatory standards.
Regulation Does Expanding Highway Capacity Solve Urban Congestion Problems? How can traffic congestion be reduced in urban areas? Variable tolls charge drivers a higher fee to use a highway when it's congested.
Technology and Innovation Can We Build Our Way Out of Urban Traffic Congestion? This study explores the costs of expanding highways and highlights how unintended consequences could lead to increased demand.