With its unique multilateral assets, the United Nations Development System (UNDS) should be playing a key role in assisting governments and other stakeholders with their implementation of the 2030 Agenda for Sustainable Development. But this requires change. Despite improvements in recent...

Since its foundation in 1961, the OECD Development Assistance Committee (DAC) – nerve centre of the aid effort of the “rich” countries – has played a central role in the PostWar aid system. This book traces the history of the institution and reflects on its future. How intense diplomacy...

Multilateral cooperation means that states can collectively achieve more than they can through individual and bilateral efforts alone. Multilateral organisations are important instruments for this: they have a greater geographic and thematic reach, operate at a larger scale and stand for...

How well do countries cope with the aftermath of natural disasters? In particular, do international financial flows help buffer countries in the wake of disasters? This paper focuses on hurricanes (one of the most common and destructive types of disasters), and examines the impact of hurricane...

We examine the effects of aid on growth--in cross-sectional and panel data--after correcting for the bias that aid typically goes to poorer countries, or to countries after poor performance. Even after thiscorrection, we find little robust evidence of a positive (or negative) relationship...

An optimal linear world income tax that maximizes a border-neutral social welfare function provides a drastic reduction in world consumption inequality, dropping the Gini coefficient from 0.69 to 0.25. In contrast an optimal decentralized (i.e., within countries) redistribution has miniscule...