We analyse congestion pricing in a road and rail network with heterogeneous users. On the road there is bottleneck congestion. In the train there is crowding congestion. We separately analyse proportional heterogeneity that varies the values of time and schedule delay scalarly in fixed...

During the 1850s, land in U.S. farms surged by more than 100 million acres while almost 50 million acres of land were transformed from their raw, natural state into productive farmland. The time and expense of transforming this land into a productive resource represented a significant fraction...

During the 1850s, land in U.S. farms surged by more than 100 million acres while almost 50 million acres of land were transformed from their raw, natural state into productive farmland. The time and expense of transforming this land into a productive resource represented a significant fraction...

Drawing on global media reports, we conduct a sentiment analysis of the image of China's Belt and Road Initiative (BRI) and the evolution of its image over time. Our main finding is that perceptions of the initiative deteriorated significantly in many geographies from 2017 to 2022. The notable...

Since China's Belt and Road Initiative (BRI) was announced almost a decade ago, circumstances in global politics have changed radically. The trade war between the United States and China, and most recently the Covid-19 pandemic have caused a partial reshuffling of the international economic...