This article elaborates the results found in Petersen (1991) by discussing how to minimize time-aggregation bias in hazard-rate models with measured covariates. It first considers a model with a single categorical covariate with h categories. It derives analytically the bias of the estimator...

Hiring employees with advanced education, training, and experience has been a prevalent human resource practice in dynamic science-based industries, and a growing body of literature has demonstrated the importance of scientists in such fields. Little research has attempted to distinguish the...

This illuminating monograph introduces a status-equilibrating, social capital explanation for the persistent gender stratification in the field of information technology. The authors analyze why the workforce has become increasingly male-dominated over time by looking at how pre-employment...

In this chapter, we make the argument that science-based firms in the life sciences are expected to actively expand the volume and scope of collaborations, and broaden the kinds of partners with whom they collaborate, as they grow larger, older, and become successful. We base our arguments on a...

Innovation in a product's design can have significant implications for the organization of competencies across a production network. Currently, discussions on product designs and the distribution of competencies across production networks are based on transaction costs considerations. However,...

Many technology studies have conceptualized transitions between technological generations as a series of S-curve performance improvements over time. Surprisingly, the interregnum between successive generations has received little attention. To understand what happens in the interregnum, we study...