Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in Colombia

We investigated the returns to education by economic sector in Colombia, focusing on the relationship between educational levels (degree of highest educational level) and wages in different labor areas (economic sectors), as well as vulnerable populations such as women and migrants. Quantile and int...

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Main Authors: Jacobo Campo-Robledo, Cristian Castillo-Robayo, Julimar da silva Bichara
Format: Article
Language:English
Published: AIMS Press 2024-12-01
Series:AIMS Mathematics
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Online Access:https://www.aimspress.com/article/doi/10.3934/math.20241669
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author Jacobo Campo-Robledo
Cristian Castillo-Robayo
Julimar da silva Bichara
author_facet Jacobo Campo-Robledo
Cristian Castillo-Robayo
Julimar da silva Bichara
author_sort Jacobo Campo-Robledo
collection DOAJ
description We investigated the returns to education by economic sector in Colombia, focusing on the relationship between educational levels (degree of highest educational level) and wages in different labor areas (economic sectors), as well as vulnerable populations such as women and migrants. Quantile and interquantile regressions were employed, correcting for selection bias through the inverse Mills ratio and using monthly data from Colombia's Great Integrated Household Survey (GEIH) for 2019, to explore how the effect of education varies at different points of the income distribution and between these points. Using quantile regression provided a more comprehensive view of this relationship than traditional statistical regression approaches. Traditional Mincerian socioeconomic variables such as gender, experience, hours worked, marital status, relationship with the head of the household, and social security affiliation, were controlled for. Results show that while there is a positive effect between educational level and income in all economic sectors studied, this relationship varies in magnitude and form along the wage distribution.
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spelling doaj-art-5792ef76648c4d9bb0e9d4d59849e4862025-01-23T07:53:25ZengAIMS PressAIMS Mathematics2473-69882024-12-01912350913512410.3934/math.20241669Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in ColombiaJacobo Campo-Robledo0Cristian Castillo-Robayo1Julimar da silva Bichara2Estudiante. Doctorado en Economía y Empresa, Departamento de Estructura Económica y Economía del Desarrollo, Universidad Autónoma de Madrid, Madrid, EspañaDesh Consultores, Facultad de Ciencias Económicas y Administrativas, Universidad Pedagógica y Tecnológica de Colombia, Tunja, ColombiaDepartamento de Estructura Económica y Economía del Desarrollo, Universidad Autónoma de Madrid, Madrid, EspañaWe investigated the returns to education by economic sector in Colombia, focusing on the relationship between educational levels (degree of highest educational level) and wages in different labor areas (economic sectors), as well as vulnerable populations such as women and migrants. Quantile and interquantile regressions were employed, correcting for selection bias through the inverse Mills ratio and using monthly data from Colombia's Great Integrated Household Survey (GEIH) for 2019, to explore how the effect of education varies at different points of the income distribution and between these points. Using quantile regression provided a more comprehensive view of this relationship than traditional statistical regression approaches. Traditional Mincerian socioeconomic variables such as gender, experience, hours worked, marital status, relationship with the head of the household, and social security affiliation, were controlled for. Results show that while there is a positive effect between educational level and income in all economic sectors studied, this relationship varies in magnitude and form along the wage distribution.https://www.aimspress.com/article/doi/10.3934/math.20241669educationacademic degreeseconomic sectorquantile regressioncolombia
spellingShingle Jacobo Campo-Robledo
Cristian Castillo-Robayo
Julimar da silva Bichara
Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in Colombia
AIMS Mathematics
education
academic degrees
economic sector
quantile regression
colombia
title Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in Colombia
title_full Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in Colombia
title_fullStr Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in Colombia
title_full_unstemmed Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in Colombia
title_short Quantile and interquantile regression models for returns to education by economic sector and vulnerable population in Colombia
title_sort quantile and interquantile regression models for returns to education by economic sector and vulnerable population in colombia
topic education
academic degrees
economic sector
quantile regression
colombia
url https://www.aimspress.com/article/doi/10.3934/math.20241669
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AT julimardasilvabichara quantileandinterquantileregressionmodelsforreturnstoeducationbyeconomicsectorandvulnerablepopulationincolombia