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442Por Castellanos, José Ulises; Sierra Vargas, Fabio Emiro; Guerrero Fajardo, Carlos Alberto; Sosa Quintero, Luis FredyPublished in 2012Repositorio Repositorio Institucional USTAGet full text
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446Por Castellanos, José Ulises; Sierra Vargas, Fabio Emiro; Guerrero Fajardo, Carlos Alberto; Sosa Quintero, Luis FredyPublished in 2012Repositorio Universidad Santo TomásGet full text
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447
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448Review articlePublished in 2011Repositorio RIUCaC - Repositorio U. CatólicaGet full text
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449Article of journalPor León, AlejandroPublished in 2015Repositorio RIUCaC - Repositorio U. CatólicaGet full text
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450Article of investigationPublished in 2015Repositorio RIUCaC - Repositorio U. CatólicaGet full text
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451
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452Article of journalPublished in 2022Repositorio Biblioteca Digital Universidad Externado de ColombiaGet full text
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453Article of journalPublished in 2019Repositorio Biblioteca Digital Universidad Externado de ColombiaGet full text
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454Trabajo de grado de pregradoPublished in 2021Repositorio Biblioteca Digital Universidad Externado de ColombiaGet full text
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455Published in 2016Repositorio Repositorio EAFIT“... 2014, provided by OLE. We employ a two-step treatment effect method proposed by Heckman (1974, 1979...”
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456
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459Article of journalPor Reyes Vasquez, John; Aldas Salazar, Darwin Santiago; Mayorga Abril, Cesar Medardo; Ruiz Guajala, Mery Esperanza; Barahona Sánchez, Mayra StephaniePublished in 2021Repositorio REDICUC - Repositorio CUCGet full text
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