I use an original and rich data set from a cell phone service provider from Europe to estimate
the degree of consumer overconfidence and its impact on welfare in the market for cell …

Wireless telecommunications became over time a ubiquitous tool that not only sustains our
increasing need for flexibility and efficiency, but also provides new ways to access and …

This work measures mobile telephony demand estimating a point-to-point model of the text
messaging traffic exchanged cross-network. The empirical analysis relies on a dataset …