in entrepreneurship and the spatial structure of economic activities could potentially be the source of different … entrepreneurship and the geography effects on knowledge spillovers. To date the only international data that are collected on the basis … of exactly the same principles in each country are the Global Entrepreneurship Monitor (GEM) data. We use the 2001 GEM …

generate new knowledge. This has a positive impact on entrepreneurship and innovation. However, after some point, further … strengthening patent protection will reduce the returns to entrepreneurship sufficiently to reduce overall economic growth …. -- Intellectual property rights ; endogenous growth ; entrepreneurship ; incentives ; knowledge spillovers ; rents …