Madagascar's tax collection as a share of GDP is just under 11 percent. Poor compliance by citizens who owe taxes remains a major reason for low tax collection. Mobile text reminders had a…

Tiago Carneiro Peixoto, Herilala Axel Fanomezantsoa, Fredrik Sjoberg, Jonathan Mellon |

In Sub-Saharan Africa, if no action is taken, an estimated 40 million people could fall back into poverty by 2030 because of weather and climate shocks.

Ede Ijjasz-Vasquez, Lorenzo Carrera |

Also available in: Arabic | Spanish Wamayo’s solar lantern has helped her tailoring business grow. This number cannot be emphasized enough – more than 1 billion people around the world live…

Carolyn Lucey |