Regression Discontinuity - Institute for Policy Research
Regression Discontinuity - Institute for Policy Research
Regression Discontinuity - Institute for Policy Research
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Main Design Problem using<br />
Age-Related, but not other, Cutoffs<br />
Differential entrance and attrition time in TR and CO groups:<br />
- Treatment group consists of students who are in kindergarten in<br />
the fall<br />
–Control group consists of students who are enrolled in pre-K in the<br />
fall<br />
–Are there compositional differences between children who stay in<br />
pre-K until the fall of their kindergarten year (treatment group) and<br />
children who are just starting pre-K and so have not had a chance to<br />
attrit (control group)