<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2683-2690</journal-id>
<journal-title><![CDATA[The Anáhuac journal]]></journal-title>
<abbrev-journal-title><![CDATA[The Anáhuac j.]]></abbrev-journal-title>
<issn>2683-2690</issn>
<publisher>
<publisher-name><![CDATA[Universidad Anáhuac del Sur S.C., Facultad de Economía y Negocios]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2683-26902022000200100</article-id>
<article-id pub-id-type="doi">10.36105/theanahuacjour.2022v22n2.04</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis de rentabilidad y posoptimalidad de un modelo de inventario colaborativo]]></article-title>
<article-title xml:lang="en"><![CDATA[Profitability and postoptimality analysis of a collaborative inventory model]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Segura Pérez]]></surname>
<given-names><![CDATA[Esther]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Olvera Rodríguez]]></surname>
<given-names><![CDATA[Verónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>22</volume>
<numero>2</numero>
<fpage>100</fpage>
<lpage>122</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2683-26902022000200100&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2683-26902022000200100&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2683-26902022000200100&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Debido a que los cálculos en los modelos de inventarios arrojan un valor optimo único sin tomar en cuenta la holgura de valores en la que se mantienen los mínimos costos, en este estudio se propone una metodología de posoptimalidad para conocer los límites de la cantidad óptima a ordenar o producir para los cuales las actividades y costos asociados se mantienen en un mínimo dentro de la cadena de suministro, además, de determinar qué tan rentable es la inversión en el inventario, mediante el cálculo del margen bruto del retorno de la inversión del inventario (GMROI por sus siglas en inglés). El análisis de posoptimalidad se realiza en un intervalo de 1 a 10 000 piezas a pedir o producir para los modelos de inventario del comprador, proveedor y un modelo colaborativo. Los resultados del análisis de posoptimalidad para el ejemplo planteado indican que el modelo de inventario conjunto genera un costo mínimo dentro de la cadena de suministro al ordenar y producir entre 1039 a 1082 piezas. Es necesario resaltar que para poder aplicar un modelo colaborativo entre comprador y proveedor se necesita generar un intercambio de información, formulación de planes y negociaciones para que ambos puedan obtener beneficios.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Since the calculations in the inventory models yield a single optimal value without considering a range of values in which the minimums are maintained, a postoptimality methodology is proposed in this study to know the limits of the optimal quantity to order. or produce for which the activities and associated costs are kept to a minimum within the supply chain, in addition to determining how profitable the investment in inventory is, by calculating the Gross margin return on investment (GMROI). Postoptimality analysis is performed over a range of 1 to 10 000 parts to order or produce for the buyer, supplier, and collaborative model inventory models. The results of the postoptimality analysis for the proposed example indicate that the joint inventory model generates a minimum cost within the supply chain when ordering and producing between 1039 and 1082 pieces; It is necessary to highlight that to apply a collaborative model between buyer and supplier, it is necessary to generate an exchange of information, formulation of plans, and negotiations so that both can obtain benefits.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[análisis de posoptimalidad]]></kwd>
<kwd lng="es"><![CDATA[inventarios]]></kwd>
<kwd lng="es"><![CDATA[rentabilidad]]></kwd>
<kwd lng="es"><![CDATA[margen bruto del retorno de la inversión del inventario (GMROI)]]></kwd>
<kwd lng="en"><![CDATA[Sensitivity analysis]]></kwd>
<kwd lng="en"><![CDATA[inventories]]></kwd>
<kwd lng="en"><![CDATA[profitability]]></kwd>
<kwd lng="en"><![CDATA[Gross margin return on investment (GMROI)]]></kwd>
</kwd-group>
</article-meta>
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