This paper explores one particular vector of entrepreneurship in nanotechnologies: public R&D funding. Drawing mainly from official archival databases and focused interviews I do a comparative study of the EU and US public R&D funding systems. My emphasis is on institutional funding coming from...

We formulate a simple model of optimal defensive disclosure by a monopolist facinguncertain antitrust enforcement and test its implications using unique data on defensivedisclosures and patents by IBM during 1955-1989. Our results indicate that strongerantitrust enforcement leads to more...

Technological progress builds upon itself, with the expansion of invention in one domain propelling future work in linked fields. Our analysis uses 1.8 million U.S. patents and their citation properties to map the innovation network and its strength. Past innovation network structures are...

We study the prevalence and traits of global collaborative patents for U.S. public companies, where the inventor team is located both within and outside of the United States. Collaborative patents are frequently observed when a corporation is entering into a new foreign region for innovative...

With a large sample of public-to-private leveraged buyouts from 1980 to 2006, we find that LBO targets are equally likely to hold patents as other publicly-traded firms. Using a difference-in-differences approach, we find that LBOs reduce patent flows by one third. This reduction results from a...

This paper investigates the underlying sources of the US entrepreneurial ecosystem's comparative advantage by assessing the benefits Israeli technology startups derive from migrating to the US. To address positive sorting into migration we adopt three complementary approaches, which include...

We find that an increase in a firm's incentives to use trade secrets to protect its intellectual property results in a more actively managed capital structure. Exploiting U.S. states' adoption of the Uniform Trade Secrets Act as a positive “shock” in the protection afforded to trade secrets,...