As the world becomes increasingly urbanized, the number of megacities is growing rapidly. Today there are 37 cities worldwide with populations of greater than 10 million, and 84 with populations…

Philip E. Karp, Peter Ellis, Barjor Mehta |

Robert Allen’s recent AER paper on “Absolute Poverty: When Necessity Displaces Desire” is a fascinating read, on many levels. The paper uses linear programming (LP) to compute (four variants of)…

Francisco Ferreira |

Also available in: Français | Español | العربية The premise behind the Sustainable Cities photo competition was simple. [[tweetable]]We wanted to learn what people around the world “see” when they…

Xueman Wang, Dini Djalal |

This year’s global poverty update from the World Bank is a minor one. Until reference year 2008, the World Bank published new poverty estimates every three years, and between 2010 and 2013 we…

Francisco Ferreira, Christoph Lakner, Carolina Sánchez-Páramo |

We know that fiscal policy can be harnessed to reduce inequality in low- and middle-income countries, but until now, we knew less about its ability to reduce poverty. Our recent volume looks at…

Gabriela Inchauste, Nora Lustig |

Children in Koutoukalé, Niger Have you ever wondered how your life chances are affected by where you were born? Odds of being born at all are already miraculously small, but only one in ten of us…

Maximilian Leo Hirn, Aude-Sophie Rodella |

This page in: Arabic | Français | 中文 In a world divided over how to deal with such serious problems as terrorism, immigration, free trade, and climate change, governments agree on the urgency of…

Luis Triveno, Michael J. Lea |

How many school children can be endangered by the schools themselves? The answer was over 600, 000 in metropolitan Lima alone.   In the region, fraught with frequent seismic activity, nearly two-…

Joe Leitmann |

In his 2014 annual address known as the ‘Throne speech’, King Mohammed VI of Morocco focused on the less visible but critical aspects of development such as the quality of institutions, the…

Jean-Pierre Chauffour |

Developing countries made considerable gains during the 2000s, resulting in a large reduction in extreme poverty and a significant expansion of the middle class. More recently that progress has…

Margaret McMillan, Dani Rodrik, Claudia Sepúlveda |