Based on the conviction that path dependence is a core theoretical element of political economy in general and institutional and evolutionary economics in particular, this short paper explains the theory of path dependence and clarifies its relation to concepts such as positive feedback or...

Based on the conviction that path dependence is a core theoretical element of political economy in general and institutional and evolutionary economics in particular, this short paper explains the theory of path dependence and clarifies its relation to concepts such as positive feedback or...

Text messaging has become an important revenue component for European and Asian mobile operators. We develop a simple model of demand for mobile services incorporating the existence of call externalities and network effects. We show that when incoming messages and calls stimulate outgoing...