Discontinuity Assignment Identification
RD estimates confirmed that direct learning gains for tutored students approached 1.00 standard deviation, while untutored peers above the rank cutoff showed no statistically significant indirect benefits.
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RD estimates confirmed that direct learning gains for tutored students approached 1.00 standard deviation, while untutored peers above the rank cutoff showed no statistically significant indirect benefits.
Crossing a certificate score band cutoff raised 4-year earnings by 0.332 standard deviations (p = 0.13 for optimal bandwidth, p < 0.10 for double bandwidth), confirming that official band labels directly drive wage premiums.