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  "notes": "The chart uses color-coding to distinguish between four targeting levels. The note clarifies that interventions can target more than one group, explaining why the sum of percentages exceeds 100%.",
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      "text": "Note: Our sample includes household-targeted interventions (75 studies, 38%), teacher-targeted (81 studies, 42%), student-targeted (38 studies, 19%), and school-targeted (22 studies, 11%). The sum of the percentages is more than 100 since each intervention may target more than one group. This figure includes the 195 studies that passed the eligibility criteria of our search. In the results section, we restrict the sample to 145 studies on topics that are of current interest in education.",
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      "text": "Number of studies: 26",
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      "text": "Figure 8: Distribution of the studies by targeting level and class of intervention.",
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      "evidence": "list/bullet: Appendix Section 1: Returns to education in Africa—an overview................................................................54",
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