Three main approaches can be used to assess infrastructure performance. The first employs macro-econometric techniques … to estimate the impact of the existing infrastructure capital stock on growth and to infer its growth-maximising level …. This approach neglects the impact of infrastructure on some dimensions of social welfare, such as pollution. The second …

A co-ordinated policy response is needed to ensure that new and existing infrastructure networks are resilient to …. It shows how governments and businesses can collaborate to mobilise investment for climate-resilient infrastructure. …