What is the impact on intra-national trade and regional economic outcomes when the quality and lane-capacity of an existing paved road network is expanded significantly? We investigate this question for the case of Turkey, which undertook a large-scale public investment in roads during the...

This paper studies the role played by politics in shaping the Italian railway network, and its impact on long-run growth patterns. Examining a large state-planned railway expansion that took place during the second half of the 19th century in a recently unified country, we first study how both...

Asia, particularly its major economies has witnessed slower growth in recent years. To make Asia more economically sustainable and resilient against external shocks to recover from the falling growth, most regional economies need to rebalance their export-oriented (mostly to advanced economies)...

It is widely accepted that investing in public infrastructure promotes economic development. However, there is little awareness of the prevalence of unfinished infrastructure projects and their consequences. In this paper, I study the effect of unfinished sewerage infrastructure on early-life...

This paper studies regional treatment effects of infrastructure projects on economic growth, employment and intermodal transport volumes. The recent Belt and Road Initiative provides an experiment that can be evaluated using matching econometrics. Our results show that the establishment of a new...

This paper traces the 11,000 year evolution of infrastructure systems during major periods of innovation, expansion and diffusion. Throughout history, the key role of the State is self-evident. Private sector involvement has waxed and waned over millennia, although at times it has been pivotal...