Ossokina, Ioulia; van Ommeren, Jos; van Mourik, Henk - 2022
paper documents that highway widenings considerably reduce congestion in the short run, defined here as 6 years. Using … despite strong increases in traffic flow. The welfare benefits in the short run already cover 40% of the widenings' investment … costs. Our paper contributes to an explanation why countries invest in roadworks even when the fundamental law of congestion …