Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality Industry

Human capital in hospitality has been widely addressed by applying sophisticated econometric methods. However, for the Spanish case, there was a gap in the analyses as the crucial importance of collective agreements was undervalued. This paper redesigns the conceptualisation of the variables and app...

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Main Authors: Francisco Sánchez-Cubo, José Mondéjar-Jiménez, Alejandro García-Pozo, Mauro Maltagliati
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/11/5/1163
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author Francisco Sánchez-Cubo
José Mondéjar-Jiménez
Alejandro García-Pozo
Mauro Maltagliati
author_facet Francisco Sánchez-Cubo
José Mondéjar-Jiménez
Alejandro García-Pozo
Mauro Maltagliati
author_sort Francisco Sánchez-Cubo
collection DOAJ
description Human capital in hospitality has been widely addressed by applying sophisticated econometric methods. However, for the Spanish case, there was a gap in the analyses as the crucial importance of collective agreements was undervalued. This paper redesigns the conceptualisation of the variables and applies a subsequent new classification to job positions, as it deals with the outliers at different levels of rigorousness. Then, linearised and quantile regressions were run for each case, obtaining an outcome of thirty values for each variable. The analyses and comparisons show the high importance of collective agreements on salaries, the noticeable low values of human capital variables, and provides additional information for the nationality and gender gaps, the latter strikingly high in upper professional categories. Overall, this paper demonstrates the importance of a proper study design to prevent advanced econometric models from falling into bias and it minimises the differences between methods.
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spelling doaj.art-85625b972ee340f085dc6f3b1070b0822023-11-17T08:09:05ZengMDPI AGMathematics2227-73902023-02-01115116310.3390/math11051163Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality IndustryFrancisco Sánchez-Cubo0José Mondéjar-Jiménez1Alejandro García-Pozo2Mauro Maltagliati3Department of Applied Economics I, University of Castilla-La Mancha, 16071 Cuenca, SpainDepartment of Applied Economics I, University of Castilla-La Mancha, 16071 Cuenca, SpainDepartment of Applied Economics, University of Málaga, 29071 Malaga, SpainDepartment of Statistics, Informatics, Applications ‘G. Parenti’ (DiSIA), University of Florence, 50121 Florence, ItalyHuman capital in hospitality has been widely addressed by applying sophisticated econometric methods. However, for the Spanish case, there was a gap in the analyses as the crucial importance of collective agreements was undervalued. This paper redesigns the conceptualisation of the variables and applies a subsequent new classification to job positions, as it deals with the outliers at different levels of rigorousness. Then, linearised and quantile regressions were run for each case, obtaining an outcome of thirty values for each variable. The analyses and comparisons show the high importance of collective agreements on salaries, the noticeable low values of human capital variables, and provides additional information for the nationality and gender gaps, the latter strikingly high in upper professional categories. Overall, this paper demonstrates the importance of a proper study design to prevent advanced econometric models from falling into bias and it minimises the differences between methods.https://www.mdpi.com/2227-7390/11/5/1163linearised regressionshospitalityhuman capitalquantile regressionsSpain
spellingShingle Francisco Sánchez-Cubo
José Mondéjar-Jiménez
Alejandro García-Pozo
Mauro Maltagliati
Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality Industry
Mathematics
linearised regressions
hospitality
human capital
quantile regressions
Spain
title Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality Industry
title_full Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality Industry
title_fullStr Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality Industry
title_full_unstemmed Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality Industry
title_short Keep It Simple: A Methodological Discussion of Wage Inequalities in the Spanish Hospitality Industry
title_sort keep it simple a methodological discussion of wage inequalities in the spanish hospitality industry
topic linearised regressions
hospitality
human capital
quantile regressions
Spain
url https://www.mdpi.com/2227-7390/11/5/1163
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AT alejandrogarciapozo keepitsimpleamethodologicaldiscussionofwageinequalitiesinthespanishhospitalityindustry
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