This article explores the relationship between knowledge creation, entrepreneurship, and economic growth in the United States over the last 150 years. Distinguishing between general knowledge and economically useful knowledge, we examine the changes over time in the locus and content of new...

Compares Jaffe's work on the use of patents as a measure of the spillover of university research with the work of Acs and Audretsch in which innovation activity is measured by number of innovations. Jaffe's work, which modified the knowledge production function proposed by Griliches, showed a...

Probes the impact that various industry characteristics have on the innovative output of firms. Data used for this analysis were gathered by the U.S. Small Business Administration (SBA) through examination of over 100 technology, engineering, and trade journals. The SBA data on new products,...

This paper explores the relationship between knowledge creation, entrepreneurship, and economic growth in the United States over the last 150 years. According to the quot;new growth theory,quot; investments in knowledge and human capital generate economic growth via spillovers of knowledge. But...

The emergence of digital technologies has significantly reduced the economic costs of data—search, storage, computation, transmission—and enabled new economic activities. Over the years, firms able to create a platform-based ecosystem have become a force of “creative destruction.”...