Assessing the Accuracy of Generalized Inferences From Comparison Group Studies Using a Within-Study Comparison Approach: The Methodology.

@article{Jaciw2016AssessingTA,
  title={Assessing the Accuracy of Generalized Inferences From Comparison Group Studies Using a Within-Study Comparison Approach: The Methodology.},
  author={Andrew P Jaciw},
  journal={Evaluation review},
  year={2016},
  volume={40 3},
  pages={199-240}
}
BACKGROUND Various studies have examined bias in impact estimates from comparison group studies (CGSs) of job training programs, and in education, where results are benchmarked against experimental results. Such within-study comparison (WSC) approaches investigate levels of bias in CGS-based impact estimates, as well as the success of various design and… CONTINUE READING