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Guest Post by Winston Lin - Regression adjustment in randomized experiments: Is the cure really worse than the disease? (Part I)

Random assignment is intended to create comparable treatment and control groups, reducing the need for dubious statistical models. Nevertheless, researchers often use linear regression models to "adjust" for random treatment-control differences in baseline characteristics.

Health effects of non-health programs

Berk Ozler's picture

The previous post in this blog discussed the positive dynamic effects of conditional cash transfer (CCT) programs in Mexico and Nicaragua – in particular on asset accumulation and the incidence of entrepreneurship by the rural poor.

Identifying the dynamic protective effects of social programs

Jed Friedman's picture

The short-term benefits of certain social support programs such as CCTs have been well documented –CCT programs tend to raise household consumption as well as the utilization of schools and health clinics. It is a natural question, and one of great interest, to think more dynamically and ask whether these programs also enable households to invest in productive assets.

DFID's Approach to Impact Evaluation - Part II

Markus Goldstein's picture

As part of a new series looking how institutions are approaching impact evaluation, DI virtually sat down with Nick York, Head of Evaluation and Gail Marzetti, Deputy Head, Research and Evidence Division.   For Part I of this series, see yesterday’s post. Today we focus on DFID’s funding for research and impact evaluation.