This paper investigates how physical, organisational, institutional, cognitive, social, and ethnic proximities between inventors shape their collaboration decisions. Using a new panel of UK inventors and a novel identification strategy, this paper systematically explores the net effects of all...

This paper investigates the economic impact of the government's proposed new UK R&D tax credit. We measure the benefit of the credit by the effect on value added in the short and long_run. This is simulated from existing econometric estimates of the tax_price elasticity of R&D and the effect of...

We expect firms that face uncertainty about their access to the financial markets to prioritize shorter term investments over longer term ones. Using a high quality panel data set, and a difference-in-differences approach to control for demand effects, we study whether this has been indeed the...

Using novel data on European firms, this paper examines the effect of business group affiliation on innovation. We find that business groups foster the scale and novelty of corporate innovation. Group affiliation is particularly important in industries that rely more on external finance and have...

This article analyses the geography of innovation in China and India. Using a tailor-made panel database for regions in these two countries, we show that both countries exhibit increasingly strong polarization of innovative capacity in a limited number of urban areas. But the factors behind this...

London is one of the world’s major cities, and one of its most diverse. London’s cultural diversity is widely seen as a social asset, but there is little hard evidence on its importance for the city’s businesses. Theory and evidence suggest various links between urban cultural diversity...

The digital industries cluster known as 'Silicon Roundabout' has been quietly growing in East London since the 1990s. Now rebranded 'Tech City', it is now the focus of huge public and government attention. National and local policymakers wish to accelerate the local area's development: such...