Why are some cities specialised and others diversified? What are the advantages and disadvantages of urban specialisation and diversity? To what extent does the structure of cities, and the activities of firms and people in them, change over time? How does the sectoral composition of cities...

Using a point-patternmethodology, we explore a range of issues regarding the detailed location patterns of UKmanufacturing industries. In particular, we focus on the location of entrants and exiters vs. continuing establishments, domestic- vs. foreign-owned, large vs. small, and affiliated vs....

We develop a new methodology to estimate the elasticity of urban costs with respect to city population using French land price data. Our preferred estimate, which handles a number of estimation concerns, stands at 0.041. Our approach also yields a number of intermediate outputs of independent...

Le 12 juillet 2005, le gouvernement a labellisé 67 « pôles de compétitivité » ou clusters. Ils sont aujourd'hui au nombre de 71. La politique d'aménagement du territoire est passée d'une intervention publique destinée à aider les régions en difficulté à une politique visant à...

[fre] La politique foncière est envisagée dans cet article comme la taxation inté­grale de la rente différentielle due à la plus ou moins grande proximité des équipe­ments privés et publics. Les revenus ainsi perçus sont ensuite redistribués aux agents créateurs de ladite rente, à...

We investigate the relationship between interstate highways and highway vehicle kilometres travelled (VKT) in US cities. We find that VKT increases proportionately to highways and identify three important sources for this extra VKT: an increase in driving by current residents; an increase in...

Firms are more productive on average in larger cities. Two explanations have been offered: agglomeration economies (larger cities promote interactions that increase productivity) and firm selection (larger cities toughen competition allowing only the most productive to survive). To distinguish...

This study examines the case for cluster policy. This case is theoretically ambiguous and empirically very weak.