Most discussions of the digital divide treat it as a "North-South" issue, but the conventional dichotomy doesn't apply to cell phones in Sub-Saharan Africa. Although almost all Sub-Saharan countries are poor by international standards, they exhibit great disparities in coverage by cell telephone...

Most discussions of the digital divide treat it as a North-South issue, but the conventional dichotomy doesn't apply to cell phones in Sub-Saharan Africa. Although almost all Sub-Saharan countries are poor by international standards, they exhibit great disparities in coverage by cell telephone...

This paper investigates the determinants of disparities in coverage by cell telephone systems in Sub-Saharan Africa. It uses a spatially disaggregated probit for over 990,000 grid cells with adjustments for spatial autocorrelation. Determinants include potential market size (population); cost...

This novel book, motivated by the recent introduction of a major innovation in information technology, explores the possibility of the Internet being made available to millions of poor people in developing countries, who are not yet connected. The new technology, known as a smart feature phone,...

This novel book, motivated by the recent introduction of a major innovation in information technology, explores the possibility of the Internet being made available to millions of poor people in developing countries, who are not yet connected. The new technology, known as a smart feature phone,...