The COVID-19 pandemic has dealt a severe blow to human capital. This report presents new evidence and analysis to provide a comprehensive diagnostic of the effects of the pandemic on human capital outcomes and identify promising policy responses for governments faced with the task of rebuilding...

Casual observation suggests that intra-national trade costs remain high in low- and middle-income countries. Precisely estimating them is crucial for guiding policies aimed at optimizing economic efficiency within a country's borders. This paper estimates intra-national trade costs for six low-...

Good road infrastructure decreases travel time and improves accessibility to urban areas. Improved rural-urban linkages could also affect rural employment through decreased time and travel costs. To study this link, the paper analyzes the impact of good quality roads on agricultural and...

This paper presents a fundamental reassessment of the global human resources crisis in primary health care, using nationally representative survey data from 7,915 health facilities across 10 Sub-Saharan African countries. The reassessment consists of three main parts. First, in contrast to a...

Social scientists frequently rely on the cardinal comparability of test scores to assess achievement gaps between population subgroups and their evolution over time. This approach has been criticized due to the ordinal nature of test scores and the sensibility of results to order-preserving...

Tariffs have almost completely disappeared but various restrictions on foreign entry remain for multinationals. Many trade agreements and Bilateral Investment Treaties (BITs) have been signed to lower tariffs and reduce the risks of expropriation. Why do we see so few agreements removing FDI...

This paper estimates the welfare gains from upgrading several major regional corridors in West Africa. It uses a quantitative economic geography framework with trade within and across countries and mobility of people within countries to assess the economic impacts of the reduction in trade costs...

As income increases, people become more mobile and spend more on carbon-intensive transport goods and services. This paper estimates income elasticities of transport consumption using household survey data for 18 countries, which are then used to simulate transport carbon footprint and carbon...