This paper establishes an economic theory of information value and volume that differs from Shannon's mathematical theory of communication (Shannon, 1948). The economics of information should be recognized as an important frontier field of economics to explore the 4th industrial revolution...

This paper studies five mergers in the European wireless telecommunication industry and analyzes their impact on prices and capital expenditures of both merging carriers and their rivals. We find substantial heterogeneity in the relationship between increases in concentration and carriers'...

I develop a structural demand model for mobile telephone service, which facilitates the identification of network effects and compatibility between networks. Network effects are measured by the dependence of consumer willingness to pay on the installed base of subscribers. Compatibility is...