The net entry contribution to aggregate productivity growth has increased dramatically in the UK over 1990s according to calculations based on data from the Annual Respondents Database (ARD). Some recent studies have tried to link this to other structural changes over the same period such as...

The geographic concentration of economic activity occurs because transport costs for goods, people and ideas give individuals and organisations incentives to locate close to each other. Historically, all of these costs have been falling. Such changes could lead us to predict the death of...