This study identifies and measures the returns to regional, national and international knowledge sourcing for innovation in firms with different productivity levels. We develop and estimate a model on two distinct samples using data from the 17,859 most innovative firms during 2002-2014. We...

to Entrepreneurship -- to the Handbook of Entrepreneurship Research -- Entrepreneurship: The Past, the Present, the Future -- The Entrepreneurial Process -- Risk and Uncertainty -- Innovation and Technological Change -- Market Processes and Entrepreneurial Studies -- Opportunity and the Nature...