Both the Food and Drug Administration and the Centers for Disease Control are very concerned about the emergence of antibiotic-resistant bacteria. Both agencies advocate reducing the use of antibiotics in order to slow down or prevent this selection pressure for resistant bacteria. That is, the...

Thanks to a combination of scientific advances and economic incentives, the development of therapeutics to treat rare or “orphan” diseases has grown dramatically in recent years. With the advent of FDA-approved gene therapies and the promise of gene editing, many experts believe we are at an...

The Covid-19 pandemic is estimated to have caused over 7 million deaths and reduced economic output by over $13 trillion to date. While vaccines were developed and deployed with unprecedented speed, pre-pandemic investments could have accelerated their widespread introduction, saving millions of...

This article provides empirical tests of the hypothesis of optimal cognitive distance , proposed by Nooteboom (1999, 2000), in two distinct empirical settings.Variety of cognition, needed for learning, has two dimensions: the number of agents with different cognition, and differences in...

We analyze the diffusion and integration of external knowledge by distinguishing between the depth and breadth of technological knowledge in combination with the type of partner and channel of exchange. Using a latent variable structural equation model with a sample of 202 US biotechnology firms...