The power of mobile money

ONCE the toys of rich yuppies, mobile phones have evolved in a few short years to become tools of economic empowerment for the world’s poorest people. These phones compensate for inadequate infrastructure, such as bad roads and slow postal services, allowing information to move more freely, making markets more efficient and unleashing entrepreneurship. All this has a direct impact on economic growth: an extra ten phones per 100 people in a typical developing country boosts GDP growth by 0.8 perc