How can the impact of aid be estimated in the presence of fungibility? And how far does fungibility reduce its benefits? These questions are analyzed in a context where a donor wants to target its efforts on a specific sector and specific geographic areas. A traditional...

This paper uses a common household survey instrument and a common set of imputation assumptions to estimate the pro-poorness of government health expenditure across 69 countries at all levels of income. On average, government health expenditure emerges as significantly pro-rich, but there is...

This paper exploits the transitions between tax-financed health care and social health insurance in the OECD countries over the period 1960-2006 to assess the effects of adopting social health insurance over tax finance on per capita health spending, amenable mortality, and labor market...

What major insights have emerged from development economics in the past decade, and how do they matter for the World Bank? This challenging question was recently posed by World Bank Group President David Malpass to the staff of the Development Research Group. This paper assembles a set of 13...

The Peruvian power market was established in 1992, amid serious supply constraints and financially distressed power utilities. Since its inception, the market has been adapted by competitive market reforms and adaptations due to government-driven public policy objectives. This paper analyzes the...

The Colombian power market was established in 1995, driven primarily by concerns about the reliability of supply in the largely hydro-based domestic power system. The power sector reform was expected to help avoid blackouts by attracting private investment and increasing the efficiency of...

Deep reforms of the Philippine power sector began in 2001, aiming at competitive wholesale and retail markets. This case study analyzes the Philippine experience with wholesale electricity markets at the generation level, including design, implementation, and outcomes. The spot market began...

Although many developing countries have yet to meet the considerable prerequisites for establishing wholesale power markets, a significant minority of larger middle-income countries have introduced diverse markets in the past 25 years. Cost-based pools proved particularly popular in Latin...

The last few years have seen a growing commitment worldwide to universal health coverage (UHC). Yet there is a lack of clarity on how to measure progress towards UHC. This paper proposes a ?mashup? index that captures both aspects of UHC: that everyone?irrespective of their ability-to-pay?gets...

This paper looks at differential progress on the health Millennium Development Goals between the poor and better-off within countries. The findings are based on original analysis of 235 Demographic and Health Surveys and Multiple Indicator Cluster Surveys, spanning 64 developing countries over...