This paper examines the performance of a näive equally weighted buy-and-hold portfolio and optimization-based commodity futures portfolios for various lookback and holding periods using data from January 1986 to December 2018. The application of Monte Carlo simulation-based mean-variance and...

This paper attempts to fill gaps faced by policymakers and practitioners in the evaluation of cross-border infrastructure projects. It first defines what constitutes cross-border infrastructure projects, and then outlines an analytical framework and criteria to evaluate them. The criteria...

We conducted two randomized controlled trials (RCTs) to evaluate the impact of government-guaranteed loans offered by the Chilean and Colombian governments. The public funds of these programs greatly expanded following the start of the Covid-19 pandemic and offered loans to Micro, Small and...

The COVID-19 pandemic generated a large negative external shock to the global economy. Businesses worldwide were affected by economic, health, and mobility restrictions that impacted consumers' ability to access goods and services and firms' profitability and survival rates. In this paper, we...

This paper provides empirical evidence on the causal effects that upgrading slum dwellings has on the living conditions of the extremely poor. In particular, we study the impact of providing better houses in situ to slum dwellers in El Salvador, Mexico and Uruguay. We experimentally evaluate the...

A fundamental question in economics is whether happiness increases pari passu with improvements in material conditions or whether humans grow accustomed to better conditions over time. We rely on a large-scale experiment to examine what kind of impact the provision of housing to extremely poor...

Public expenditures on non-contributory pensions are equivalent to at least one percent of GDP in several countries in Latin America and is expected to increase. We explore the effect of non-contributory pensions on the well-being of the beneficiary population by studying the Pension 65 program...

We analyze evidence from 10 at-scale field experiments in four countries on the effect of inquiry- and problem-based pedagogy (IPP) on students' math and science test scores. IPP creates active problem solving opportunities in settings that derive meaning to the child. Students learn by...

Public expenditures on non-contributory pensions are equivalent to at least 1 percent of GDP in several countries in Latin America and is expected to increase. We explore the effect of non-contributory pensions on the well-being of the beneficiary population by studying the "Pensiones...

Bobonis, Gertler, Gonzalez-Navarro, and Nichter (2022) conducts a randomized control trial in rural Northeast Brazil designed to reduce the vulnerability of sampled households. In this development intervention, we constructed residential water cisterns across 425 neighborhood clusters in 40...