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Regression discontinuity analysis of Gavi's impact on vaccination rates

机译:Gavi对疫苗接种率的影响的回归不连续性分析

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Since 2001, an aid consortium known as Gavi has accounted for over half of vaccines purchased in the 75 eligible countries with an initial GNI below $1,000 per capita. Regression discontinuity estimates suggest most aid for cheap, existing vaccines like hepatitis B and DPT was inframarginal: for instance, hepatitis B doses sufficient to vaccinate roughly 75% of infants raised vaccination rates by single-digit margins. These results are driven by middle-income countries near the eligibility threshold, and do not preclude larger gains for the poorest countries, global externalities via vaccine markets, or impacts on newer vaccines such as pneumococcal or rotavirus for which income eligibility rules were relaxed.
机译:自2001年以来,称为GAVI的援助联盟已占75个符合条件的国家购买的一半疫苗,其初始GNI低于每人1,000美元。 回归不连续性估算表明,大多数耐用辅助耐用,现有的疫苗如乙型肝炎和DPT是Incramginal:例如,足以接种疫苗的乙型肝炎剂量,大约75%的婴儿通过单位利润率提高疫苗接种速率。 这些结果由资格阈值附近的中等收入国家驱动,并且不排除最贫穷国家,全球外部性通过疫苗市场的影响,或对新疫苗(如肺炎球菌或RotaVirus)的影响放宽,因为放宽了收入资格规则。

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