Place matters in innovation. New ideas – and the capability to translate them into innovative goods, services, processes or markets – rely on the sharing of knowledge and resources by a diverse range of players, including firms, suppliers, employees, universities and government research...

This paper examines one key theme of modern spatial economics relating to city development: Do the major cities within and across countries increasingly attract a disproportionate share of knowledge intensive economic activities? We describe trends in shares of knowledge intensive economic...