Previous research on airline demand has recognized the existence of at least two customer types, business passengers with high valuations of time and low price elasticity, and tourists having low valuations of time and high price elasticity. Attempts to differentiate between these two groups...

The telecommunications industry has been affected by innovation and technological changes. Technological changes combined with judicial rulings and policy changes have led to a radical restructuring of the industry. The effects of restructuring on the firms, the consumers, and the role of...