The Geography of Small Firm Innovation

It has long been recognized that advances in science contribute to economic growth. While it is one thing to argue that such a relationship exists, it is quite another to establish the extent to which knowledge spills over within and between sectors of the economy. Such a research agenda faces numerous challenges. Not only must one seek measures of inputs, but a measure of output is needed as well to estimate the knowledge production function. The identification of such a measure was a comp...