Hotspot interventions at scale in Bogotá, Colombia

Hotspot interventions at scale: the effects of policing and city services on crime in Bogotá, Colombia

3ie Impact Evaluation Report 88

Christopher Blattman, Donald Green, Daniel Ortega and Santiago Tobón

This study evaluated the impact of intensive policing and municipal services in targeted hotspots in Bogotá. When assessed in isolation, neither intervention led to a significant increase in security in When implemented together, their effect was intensified, resulting in a large and significant impact on security.

Using information to break the political resource curse in natural gas management in Mozambique

Using information to break the political resource curse in natural gas management in Mozambique

Impact evaluation 3ie 2019
This study evaluated the impact of providing information to local leaders and communities about the discovery of natural gas in Mozambique, and the implications for provincial government revenues and job creation.

Harnessing transparency initiatives to improve India’s environmental clearance process for the mineral mining sector

Harnessing transparency initiatives to improve India’s environmental clearance process for the mineral mining sector

Impact evaluation 3ie 2019
This study evaluated the impact of a set of reforms to the environmental clearance process in India, which included subjecting larger projects to scrutiny from regulators, independent experts and the public.

Impacts of removing user fees for maternal health services on universal health coverage in Kenya

Impacts of removing user fees for maternal health services on universal health coverage in Kenya

Impact evaluation 3ie 2018

This evaluation examines both the short- and long-term impacts of removing user fees for maternal health services in Kenya on low-income women’s maternal health facilities use.

Impact of voice reminders to reinforce harvest aggregation services training for farmers in Mali

Impact of voice reminders to reinforce harvest aggregation services training for farmers in Mali

Impact evaluation 3ie 2018

Authors evaluated the impact of mobile phone voice reminders for a pre- and post-harvest grain management training, on farmer behaviour and household income.

Impacts of Breakthrough’s school-based gender attitude change programme in Haryana, India

Impacts of Breakthrough’s school-based gender attitude change programme in Haryana, India

Impact evaluation 3ie 2018

This evaluation studies the impact of a gender attitude change programme in government-run secondary schools in four districts of Haryana.