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...

Entrepreneurs are believed to be the ultimate engine of modern economic systems. Yet, the study of entrepreneurship suffers from the lack of consensus on the most crucial question: what makes an entrepreneur? A recent theory developed by Edward Lazear suggests that individuals mastering a...

Ethnic inventors play important roles in US innovation systems, especially in high-tech regions like Silicon Valley. Do ‘ethnicity-innovation’ channels exist elsewhere? This paper investigates, using a new panel of UK patents microdata. In theory, ethnicity might affect positively innovation...

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...

This paper explores the effects of foreign direct investment, measured by mergers and acquisitions, on domestic entrepreneurial entry. We use a micro‐panel of more than two thousand individuals disaggregated by industry in seventy countries including both developed and developing economies,...

This paper shows that job creation of cohorts of U.S. firms is strongly influenced by aggregate conditions at the time of their entry. Using data from the Business Dynamics Statistics (BDS) we follow cohorts of young firms and document that their employment levels are very persistent and largely...

Growing cultural diversity is seen as important for innovation. Research has focused on two potential mechanisms: a firm effect, with diversity at the firm level improving knowledge sourcing or ideas generation, and a city effect, where diverse cities helping firms innovate. This paper uses a...

Banks operating under Value-at-Risk constraints give rise to a welldefined aggregate balance sheet capacity for the banking sector as a whole that depends on total bank capital. Equilibrium risk and market risk premiums can be solved in closed form as functions of aggregate bank capital. We...

In this paper, we show that ownership structures vary considerably across Europe, and that the dominant form of ownership is not necessarily the most efficient one. These findings are in contradiction to similar research based on US samples. The results also demonstrate that firms without a...