Introduction -- Entrepreneurship and economic growth -- Regional variation in entrepreneurial activity -- Human capital and entrepreneurship -- Entrepreneurship and employment growth -- Summary and conclusions -- A formulation of entrepreneurship policy.

1 Introduction: Entrepreneurial Ecosystems -- 2 Building Composite Indicators for Policy Optimization Purposes -- 3 World Technology Frontier: Directed Technical Change and the Relevance of the Entrepreneurial Ecosystem -- 4 The Entrepreneurship Paradox: The Role of the Entrepreneurial Ecosystem...