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  1. 521
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    Study of mixed integer programming models for the concrete delivery problem por Hernández López, Óscar Alejandro

    Publicado 2020
    “…These formulations, based on a graph representation, reduce the number of used variables and restrictions involved in the problem and allow us to solve to optimality more instances than the mathematical models that have been presented in the literature for this problem…”
    Enlace del recurso
    Tesis
  3. 523

    Study of mixed integer programming models for the concrete delivery problem por Hernández López, Óscar Alejandro

    Publicado 2020
    “…These formulations, based on a graph representation, reduce the number of used variables and restrictions involved in the problem and allow us to solve to optimality more instances than the mathematical models that have been presented in the literature for this problem…”
    Enlace del recurso
    Tesis
  4. 524
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  9. 529

    Why has there been a fall in child labor and an increase in school attendance in Mexico? por Valero Gil, Jorge Noel, Valero, Magali

    Publicado 2021
    “…We evaluate which factors have led to the decrease in child labor and the increase in school attendance of children aged 12-14 in Mexico. …”
    Enlace del recurso
    Artículo
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    Los salarios del sector formal e informal en México: análisis de ganancias y pérdidas por formalización por Moreno Treviño, Jorge Omar

    Publicado 2007
    “…In general for Mexico from 2000 to 2003 both men and women with higher levels of education have net gains from switching to the formal sector, while workers with lower levels of education have a negative impact on their expected wages from formalizing. …”
    Enlace del recurso
    Artículo
  14. 534

    Culture of Marine Sciaenids in Low Salinity: an Opportunity for Expanded Aquaculture in Mexico por González-Félixa, Mayra L., Perez-Velazquez, Martin, Ibarra-Garciaparra, Germán E., Trujillo-Villalba, Jorge

    Publicado 2017
    “…All threespecies have shown to be euryhaline. For T. macdonaldi, definite proof that it can be cultured to marketablesize in low salinity is presented. …”
    Enlace del recurso
    Artículo
  15. 535

    INIQUIDAD Y DESIGUALDAD: LAS REFORMAS DE LA SALUD EN LOS ESTADOS PLURINACIONALES DE NUESTRA AMERICA por Lasso López, Raúl Arturo

    Publicado 2016
    “…For the purpose of this article, two fundamental topics will be developed: in first place, the concepts we have to take account when we are going to talk about the iniquities in health inequalities, and in second place, how using a constructive critism can contribute to the right for health, viewed  from the Latino American thoughts, based on the new constitucionalities in the frame of plurinacionalities.Palabras claves: Iniquidades – salud – plurinacional, :   Iniquities – health – plurinacionalities…”
    Enlace del recurso
    Artículo
  16. 536

    Remittances and the household's expenditures on health por Valero Gil, Jorge Noel

    Publicado 2009
    “…We use a Tobit model with random effects and find a statistically significant effect of remittances on the proportion of health expenditures for households that do not have access to employment’s medical insurance: Our results suggest that around 10% of changes in remittances are devoted to health expenditure…”
    Enlace del recurso
    Artículo
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