We analyze two different cases of entry regulation in professional markets: first, when licensing is a requirement for becoming a professional (lawyers); second, when entry and price restrictions are applied on a geographical basis (pharmacists). Both cases are investigated within a circular...

This paper investigates the response of full service carriers (FSCs) to the entry of low-cost carriers (LCCs). We develop a model of airline competition, which accommodates various market structures, some of which include low-cost players. Using data on published airfares of Lufthansa, British...