Based on German hourly feed-in and consumption data for electric power, this paper studies the storage and buffering needs resulting from the volatility of wind and solar energy. It shows that joint buffers for wind and solar energy require less storage capacity than would be necessary to buffer...

The paper offers a proof that expected utility maximisation with logarithmic utility is a dominant preference in the biological selection process in the sense that a population following any other preference for decision-making under risk will, with a probability that approaches certainty,...

Hans-Werner Sinn zeigt die ökonomischen Effekte der Migration und diskutiert die Frage, ob man die Migration so steuern sollte, dass sie zur Stabilisierung und zum Nutzen der bereits ansässigen Bevölkerung beiträgt.