Although research and development is widely considered to be an important source of growth, relatively little is known about how its effects differ across industries. This is mainly because much research on the effect of R&D has used either cross-section or time-series data and the remainder has...

Recently, business-university collaborations have become the subject of much interest. It is important to distinguish between `blue-sky` research and more directly commercially applicable research. This paper provides a framework in which to think about the latter. A simple screening model is...