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Vouchers for basic education in developing countries a principal-agent perspective
Publicado em 2003Livro -
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School choice, student performance, and teacher and school characteristics the Chilean case
Publicado em 2002Livro -
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Vouchers for private schooling in Colombia evidence from a randomized natural experiment
Publicado em 2001Livro -
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Use of voucher in education and its impact on the poor
Publicado no Philippine Daily Inquirer (2001)Artigo -
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