An increasing amount of empirical evidence documents that city-size distribution within a country follows a power law, often in the form of Zipf’s law. This paper provides new comparative evidence on city size distribution across OECD countries. It uses a database where urban agglomerations...

The impacts of climate change are expected to create numerous challenges for cities. This report synthesizes key points raised in a series of discussions among “adaptation leaders” from fourteen cities around the world. Critical issues for urban adaptation that emerged from the discussions...

The relation between ports and their cities have evolved: it is no longer evident that well-functioning ports have automatically a net positive impact on the port-city. There are various trajectories and many ports and port-cities attempt to stimulate port-city development by a range of public...

In times of increasing environmental awareness, the port-city relationship has gained a new meaning since ports have been seen as the origin of both negative and positive externalities affecting the public wellbeing. While the former are the result of port expansion, the latter are the result of...

This working paper offers an evaluation of the performance of the port of Shanghai, an analysis of the impact of the port on its territory and an assessment of policies in this field. It examines port performance over the last decades and identifies the principal factors that have contributed to...

The Top Technology Region/Eindhoven-Leuven-Aachen triangle (TTR-ELAt) is an initiative to support cross-border collaboration in a densely populated network of small and medium-sized cities located at the heart of western Europe with an annual economic output of USD 244 billion. The collaboration...

The Oresund is the most well-known example of European cross-border collaboration, building on the metropolitan area around Copenhagen and, across the sound, southern Sweden with the cities of Malmö, Lund and Helsingborg. Cross-border integration intensified following the opening of a...

The island of Ireland, which includes both Ireland and Northern Ireland (United Kingdom), is home to 6.4 million people and has a combined economic output of USD 205 billion. Several cross-border institutions were created in response to the 1998 Belfast/Good Friday Agreement to recreate...

This working paper offers an evaluation of the performance of the port of Marseille-Fos, an analysis of the impact of the port on its territory and an assessment of policies and governance in this field. It examines declining port performance over the last decades and identifies the principal...

This paper presents an overview of practices and challenges related to financing green sustainable cities. Cities are essential actors in stimulating green infrastructure; and urban finance is one of the promising ways in which this can be achieved. Cities are key investors in infrastructure with...