We study neighbourhood externalities caused by large public investments in poor neighbourhoods. A stylised theory of a linear city is proposed to guide interpretation of the magnitude and attenuation of the external effects generated by these public investments. We use a large Dutch nationwide...

The growth potential of countries increasingly depends on the effectiveness of their innovation systems in creating, diffusing and using knowledge. A large share of market-based or informal knowledge flows occur within industrial clusters that can be seen as reduced-form innovation systems....

The growth potential of countries increasingly depends on the effectiveness of their innovation systems in creating, diffusing and using knowledge. A large share of market-based or informal knowledge flows occur within industrial clusters that can be seen as reduced-form innovation systems....