<?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>0186-1042</journal-id>
<journal-title><![CDATA[Contaduría y administración]]></journal-title>
<abbrev-journal-title><![CDATA[Contad. Adm]]></abbrev-journal-title>
<issn>0186-1042</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Contaduría y Administración]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0186-10422020000200003</article-id>
<article-id pub-id-type="doi">10.22201/fca.24488410e.2018.1796</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Modelo de fiabilidad y validez de la fuerza competitiva de Porter &#8220;amenaza de entrantes potenciales&#8221;: hallazgos desde el sector financiero colombiano]]></article-title>
<article-title xml:lang="en"><![CDATA[Reliability and validation model for a Porter´s competitive forces &#8220;threat of new entrants&#8221;: Findings from banking industry in Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Niño Durán]]></surname>
<given-names><![CDATA[Néstor Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Camelo Cabuya]]></surname>
<given-names><![CDATA[Irma Ruth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pulgarin Molina]]></surname>
<given-names><![CDATA[Sergio Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Rosario  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>65</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0186-10422020000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0186-10422020000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0186-10422020000200003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El presente documento propone un modelo enfocado en validar una de las cinco fuerzas competitivas del mercado desarrolladas por Michael Porter; específicamente la fuerza denominada Amenaza de Entrantes Potenciales en la categoría de &#8220;barreras de entrada&#8221;, con el propósito de discutir desde la evidencia empírica, la pertinencia y validez actual de los fundamentos teóricos del este autor, respecto del desempeño competitivo de los meso-sectores o industrias. El modelo propuesto provee evidencia empírica de la estructuración de barreras de entrada del sector financiero colombiano, a partir de datos recolectados en el año 2015, los cuales permite adicionalmente, explorar la pertinencia puntual de cada factor conceptual en dicho sector. Para esto, se desarrolló un modelo estadístico soportado en un análisis factorial confirmatorio (AFC), para analizar la validez de cada factor propuesto y evidenciar que las variables seleccionadas para los factores (i) requisitos de capital, (ii) acceso a los canales de distribución y (iii) diferenciación del producto presentan alto grado de confiabilidad interna, mientras los factores de (i) economías de escala, (ii) costos cambiantes y (iii) política gubernamental muestran coeficientes no aceptables. Como principales hallazgos, se evidenció que el factor que mayor contribución genera al modelo es el de economías de escala, lo que demuestra que, si una entidad financiera logra superar o afectar este factor, afectaría también de forma directa los factores de diferenciación del producto, costos cambiantes y acceso a canales de distribución. El factor que menos afectaciones genera en la estructura del modelo son las políticas gubernamentales, debido a que su impacto a la estrategia competitiva puede ser más a mediano y largo plazo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract This document proposes a model focused on validating one of the five competitive market forces done by Michael Porter; punctually the force of Threat of new Entrants in &#8220;entry barriers&#8221; category. This, looking for discussing from the empirical evidence, the pertinence and current validity of Porter´s theoretical foundations, regarding the competitive performance of meso-sectors or industries. The proposed model provides empirical evidence of entry barriers structure for Colombian Banking sector, based on data collected in 2015, which also allows us to explore the timely relevance of each conceptual factor in that sector. To achieve this aim, a statistical model supported by a confirmatory factorial analysis (CFA) was developed to analyze the validity of each proposed factor, and demonstrate that selected variables for (i) capital requirements, (ii) access to distribution channels and (iii) product differentiation factors, evidence a higher level of internal reliability, while factors like (i) scale economics, (ii) changing costs and (iii) government policy, showed unacceptable coefficients. As main findings, research shows that scale economics is a factor that generates the greatest contribution to the model, which evidence that any banking institution manages to overcome or affect this factor, it would also directly affect the factors of product differentiation, costs changes and access to distribution channels. Regarding the least impact factor on model structure, results shows that government policies as select one, because its impact on the competitive strategy can be effective in the medium and long term.]]></p></abstract>
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<kwd lng="es"><![CDATA[L16M]]></kwd>
<kwd lng="es"><![CDATA[M16]]></kwd>
<kwd lng="es"><![CDATA[Fuerzas Competitivas de Porter]]></kwd>
<kwd lng="es"><![CDATA[Sector financiero]]></kwd>
<kwd lng="es"><![CDATA[Estrategia competitiva]]></kwd>
<kwd lng="es"><![CDATA[Barreras de entrada]]></kwd>
<kwd lng="es"><![CDATA[Análisis confirmatorio]]></kwd>
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<kwd lng="en"><![CDATA[M16]]></kwd>
<kwd lng="en"><![CDATA[Porter&#8217;s five forces]]></kwd>
<kwd lng="en"><![CDATA[Financial sector]]></kwd>
<kwd lng="en"><![CDATA[Competitive strategy]]></kwd>
<kwd lng="en"><![CDATA[Barriers to entry]]></kwd>
<kwd lng="en"><![CDATA[Confirmatory factor analysis]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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