In public discourse in the United States, small businesses are lauded as drivers of the economy and keys to economic growth, while "big business" is often vilified. Even in the face of evidence that larger firms are proven to be more likely to stimulate economic growth, American public policy...

This study compares the relative importance of fourteen sources of product and process innovations based on responses by 235 professional R&D workers in small and large technology-based firms. Participants included 121 R&D engineers working in SMEs and 114 engineers working in large firms, all...