Information and communication technologies (ICTs) have been a remarkable success in Africa. Across the continent, the availability and quality of service have gone up and the cost has gone down. In just 10 years dating from the end of the 1990s mobile network coverage rose from 16 percent to 90...

China's recent economic growth has expanded industrialization and urbanization, upgraded consumption, increased social mobility, and initiated a shift from an economy based on agriculture to one based on industry and services. Still more than half of China's people still live in rural areas...