{"id":82930,"date":"2018-03-10T00:06:59","date_gmt":"2018-03-10T00:06:59","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/un-modelo-de-valoracion-busatil-de-las-empresas-portuguesas\/"},"modified":"2018-03-10T00:06:59","modified_gmt":"2018-03-10T00:06:59","slug":"un-modelo-de-valoracion-busatil-de-las-empresas-portuguesas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/modelos-econometricos\/un-modelo-de-valoracion-busatil-de-las-empresas-portuguesas\/","title":{"rendered":"Un modelo de valoracion busatil de las empresas portuguesas"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Luis Miralles Quiros <\/strong><\/h2>\n<p>La complejidad de los modelos de valoraci\u00f3n existentes hasta la fecha motiv\u00f3 la necesidad de desarrollar un modelo de valoraci\u00f3n que facilitase la toma de decisiones tanto para los inversores como para los directivos de las empresas.  se consider\u00f3 que el mejor medio de recopilar las caracter\u00edsticas econ\u00f3micas de la empresa se encontraba en la utilizaci\u00f3n de los estados econ\u00f3micos-financieros como fuente principal de datos de la misma manera que el mejor modo de aprovechar la informaci\u00f3n que estos nos proporcionan es mediante la utilizaci\u00f3n de ratios econ\u00f3micos financieros.  se opt\u00f3 la utilizaci\u00f3n de un modelo inicial que escog\u00eda las variables independientes el modelo de entre aquellas que estaban m\u00e1s correlacionadas con la variable depediente, que result\u00f3 no satisfactorio, incluyendo posibles problemas de multicolinealidad y heteroscedasticidad. La utilizaci\u00f3n de la regresi\u00f3n por etapas ascedente y descendente (stepwise forward y stepwise backward) no solucion\u00f3 el problema por lo que se opt\u00f3 por dar un nuevo planteamiento al modelo, de forma que tratase de determinar cuales eran los factores econ\u00f3micos que determinasen el valor burs\u00e1til de las empresas no financieras portuguesas (una media de 60 en cada a\u00f1o) cotizadas en la bolsa de valores de lisboa en el per\u00edodo 1991-1997. El estudio se complement\u00f3 con los an\u00e1lisis de las hip\u00f3tesis nulas de normalidad de los modelos y ausencia de heteroscedasticidad.  como conclusi\u00f3n del trabajo realizado cabe destacar la importancia del factor tama\u00f1o en la valoraci\u00f3n de las empresas portuguesas a medida que es m\u00e1s eficiente el mercado de valores portugu\u00e9s y se consolidan las empresas en el mismo.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Un modelo de valoracion busatil de las empresas portuguesas<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Un modelo de valoracion busatil de las empresas portuguesas <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Luis Miralles Quiros <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Extremadura<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 14\/01\/2000<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Jos\u00e9 Luis Miralles Marcelo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: fernando Gomez-bezares <\/li>\n<li>Antonio Fernandez fernandez (vocal)<\/li>\n<li>ram\u00f3n Jes\u00fas Ruiz  Martinez (vocal)<\/li>\n<li>Antonio  cipriano Afonso  pinheiro (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Luis Miralles Quiros La complejidad de los modelos de valoraci\u00f3n existentes hasta la fecha motiv\u00f3 la [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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