Cities are shaped by transportation infrastructure. Older cities were anchored by waterways. Nineteenth century cities … value of investing in transportation infrastructure. Future transportation innovations, including autonomous vehicles and …

We examine the productivity of public infrastructure in a general equilibrium context. In our model, infrastructure … to variety. Infrastructure alters factor prices, intermediate prices and the allocation of factors across sectors. The … effect on manufacturing or aggregate output, however, is indeterminate. In particular, our theory suggests that the degree of …

Transit infrastructure is a critical asset for economic activity yet costly to build in dense urban environments. We … plausible mechanism for the price gains. Higher prices reflect both higher rents and lower risk. Infrastructure improvements …

In this paper we examine the effects of publicly financed infrastructure and R&D capital on the cost structure and … dominate while in others changes in technology or relative prices are the main contributors. Publicly financed infrastructure …

The impact of public infrastructure investment on the productive performance of firms has been an important focus of …. However, detailed evaluation of the infrastructure impact is difficult using existing studies which rely on restricted models … of firms' technology and behavior. In this paper we construct a more complete production theory model of firms …

We examine the optimal financing of infrastructure when governments have limited financial commitment and can … expropriate rents from private sector firms that manage infrastructure. While private firms need incentives to implement projects … investors to fund infrastructure projects. Optimal financing involves government guarantees to investors against project failure …

This paper summarizes economic research on investment in public infrastructure and introduces the findings of several … in building, financing, and operating infrastructure, including limitations of private capital markets, externalities …, and the control of natural monopolies. It then describes the conditions that characterize an optimal infrastructure …

infrastructure policy in which politicians overdo things that have hidden costs and underperform tasks whose costs voters readily …