Aid fragmentation is widely denounced, though recent studies suggest potential benefits. To reconcile these mixed findings, we make a case for studying differences across aid sectors and levels of analysis. Our cross-national time-series analysis of data from 141 countries suggests aid...

The World Bank Group has developed a new Strategy focusing on the ambitious goals of ending extreme poverty and promoting shared prosperity in a sustainable manner. It is committed to helping countries reach these goals with proven solutions that integrate the WBG's development knowledge and...

This paper is a contribution to United Nation (UN)-led efforts to articulate a post-2015 development framework, building on the Millennium Declaration and Millennium Development Goals (MDGs). It focuses on the challenge of financing development goals and complements the extensive work conducted...

This Discussion Paper makes the case for universality in United Nations (UN) development work. So far, the UN development pillar has largely remained wedded to a 20th-century approach to development cooperation that centres on two groups of states and a one-way relationship between them: rich...

Today's global challenges are bigger, more complex, and more intertwined than ever before, from the relentless grip of poverty and stubborn persistence of inequality to the devastations caused by climate disasters, fragility, pandemics, and conflicts. Financing and investments alone cannot solve...

Improving energy efficiency-using less energy to do the same amount of work-has both supply-side and demand-side aspects. Improvements in energy efficiency are reductions in the energy required to maintain or improve energy services to households, businesses, and communities. Supply-side energy...