Kazakhstan. Photo: Kubat Sydykov / World Bank How large is the share of public procurement to GDP in middle-income and low-income countries and how it is evolving? If sizable, can public…

Simeon Djankov, Federica Saliola, Asif Islam |

Change is what development is all about. The hard part, as the well-chosen title of a new World Bank book makes clear, is persuading the right kind of change to put down roots and flourish.…

Heather Lyne de Ver |

I have been somewhat skeptical about the application of impact evaluations to justice reform activities but I’m coming around to their utility for a limited – yet important – set of questions. The…

Nicholas Menzies |