In the past decade there has been a remarkable surge of interest in using impact evaluation to establish the effectiveness of development interventions. The conventional evaluation methods used by development consultants typically rely on simplistic before-after or with-without comparisons....

The last fifteen years have seen an intensive discussion on the effectiveness of aid. Part of the debate focused on the (often confusing and conflicting) evidence from growth regressions regarding the effect of aid on economic growth in recipient countries. A different discussion (probably of...

Cette étude propose de définir les Etats fragiles par les caractéristiques qui les éloignent de l'Etat d'intérêt commun et de l'autocratie répressive. Les « Failed states » constituent un des plus grands défis du développement car ils ont peu de raisons de tendre vers ces deux formes...

Many poor countries are now discovering valuable non-renewable natural resources. Unlike most other sources of tax revenue, the government revenues from the depletion of these resources are both unsustainable and volatile. Each of these features implies that the savings rate appropriate for...

In many African countries a market for private provision of formal sector mass housing is largely absent. This is not inevitable, but is the consequence of policy failure surrounding five key issues. The affordability of housing, with costs often inflated by inappropriate building regulations...

The financial sector is becoming more important because of the natural resource booms. The taxation of natural resource exports will generate large increases in revenues and this will transform the ability of governments to borrow in the markets for sovereign debt. These constitute temporary...

1. IntroductionNecessarily, all donors will focus increasingly on fragile states. The more successful countries in Africa have achieved growing tax bases and are consequently now gaining access to global capital markets. For such countries, aid is becoming marginal. In contrast, fragile states,...