The Open Window funds quality impact evaluations of interventions aimed at improving social and economic development in low and middle-income countries. It accepts proposals on any theme, and there are no pre-established funding limits.

Read more on 3ie Principles of Impact Evaluation, 3ie Impact Evaluation Practice and Instructions for Proposals.

The call for proposals for Open Window Round 3 will be launched in May 2010 with a deadline for submission in July.

Frequently Asked Questions on 3ie Open Window grants: Download FAQ.

Review Process
Once you've submitted your application, you will receive a confirmation that we have received it. You should expect a decision regarding whether it has been accepted within three months of receipt of your application.

For further details on the review process, read the 3ie review process overview.

Sample proposal from Round 2: Environmental and Socioeconomic Impacts of Mexico's Payments for Ecosystem Services Program

Sample proposal from Round 1: Learning and Growing in the Shadow of HIV/AIDS: A Prospective Randomized Evaluation of the Effects of Escolinhas on Young Children in Mozambique