Willingness to pay for cleaner water in less developed countries: systematic review of experimental evidence

3ie Systematic Review 06

Clair Null, Jorge Garcia Hombrados, Michael Kremer, Robyn Meeks, Edward Miguel and Alix Peterson Zwane

Clair Null et al. examines studies that have used randomized approaches or even attempted to measure households' willingness to pay for cleaner water. The evidence points to the fact that willingness to pay is often lower than the cost of technologies available to improve water quality.

Systematic Review on the Effect of Skills-Based Active Labor Market Interventions on Migration Outcomes

Systematic review 3ie 2023

The authors of this systematic review assess the effects of skill-based active labor market interventions on migration outcomes. This study was commissioned by the International Organization for Migration (IOM) through USAID’s project, Addressing the Root Causes of Irregular Migration in Guatemala.

Strengthening women’s empowerment and gender equality in fragile contexts towards peaceful and inclusive societies

Systematic review 3ie 2021

The authors of this systematic review assess the effects of gender-specific and transformative interventions on women’s empowerment and gender equality in fragile and conflict-affected states and their contribution to building peaceful and inclusive societies.

Strengthening intergroup social cohesion in fragile situations

Systematic review 3ie 2021

In this review, Sonnenfeld and colleagues synthesise evidence on programmes that promote intergroup social cohesion as a means of supporting sustainable peace in fragile communities in low- and middle-income countries.

Effects of access to electricity interventions on socio-economic outcomes in low- and middle- income countries

Systematic review 3ie 2020

In this review, Moore and colleagues synthesise available evidence on the effectiveness of electricity interventions on socio-economic outcomes for households, firms and communities in low- and middle- income countries.

Incentives for climate mitigation in the land use sector – the effects of payment for environmental services (PES) on environmental and socio-economic outcomes in low- and middle-income countries: a mixed-method systematic review

Systematic review 3ie 2019

This review by Snilsveit and colleagues examines evidence from 18 economic incentives-based payment for environmental services programmes to understand the effectiveness on environmental and socio-economic outcomes.

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