What Is Rigorous Impact Evaluation? Published February 26, 2011 The Center for Global Development’s Michael Clemens answers that question: Share this:Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to email a link to a friend (Opens in new window) Published in Development, Policy and Social Sciences Previous Post Owen Barder on Aid Transparency Next Post Democracy in the Arab World and Elsewhere