We extend Lazear's theory of skills variety and entrepreneurship in three directions. First, we provide a theoretical framework linking new business creation with an entrepreneur's skill variety. Second, in this model we allow for both generalists and specialists to possess skill variety. Third,...

We extend Lazear's theory of skills variety and entrepreneurship in three directions. First, we provide a theoretical framework linking new business creation with an entrepreneur's skill variety. Second, in this model we allow for both generalists and specialists to possess skill variety. Third,...

Die vorliegende Arbeit füllt mehrere Lücken der Literatur im Bereich Bevölkerungsentwicklung und ökonomischer/struktureller Wandel. Der Schwerpunkt liegt hierbei auf Entwicklungsländern. Ausgehend von der Notwendigkeit Geburtenraten korrekter zu bestimmen um Bevölkerungsprognosen...

Since the 9/11 attacks more attention has been given to the question why the United States is a major target for transnational terrorism. What conditions motivate these terrorist activities? Are there specific characteristics in the terrorists home countries that provide a breeding ground for...