Evolution on the Shoulders of Giants: Entrepreneurship and Firm Survival in the German Laser Industry

Effects of profit-reducing policies on f

Effects of profit-reducing policies on firm survival, financial performance, and new drug introductions in the research-based pharmaceutical industry

✍ Darren Filson; Neal Masia 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 279 KB 👁 1 views

## Abstract We introduce a computational model of the evolution of a value‐maximizing research‐based pharmaceutical firm and parameterize it using estimates of R&D costs, profit distributions, and candidate attrition rates. We use the model to estimate how the probability of surviving and covering