We introduce stochastic R&D in the Hotelling model and show that if the technical risk is sufficiently high, all firms focus on the most valuable market segment. We then endogenize technical risk by allowing firms to choose between a safe and a risky R&D technology. Firms either both target the...

Using a sample of approximately 11,000 West German firms from all major sectors of the economy, the authors test predictions on the relationship between legal form, firm survival, and employment growth. In their tests, the authors distinguish between voluntary liquidation without losses to...