This paper analyzes the impact of music file sharing on CD purchases. Traditionally, two arguments are opposed concerning the impact of music file sharing on CD sales. On the one hand, MP3 downloads only reduces sales of legitimate CDs (the competition effect). On the other hand, consumption of...

The geographical pattern of consumers’ expenditures, whether made on-site or online, has implications for the location of economic activity and regional economic development. Data limitations have however limited our knowledge of this aspect of consumer behaviour. This paper uses transaction...