¿Qué explica la relación positiva entre rentabilidad y concentración en las Casas de Bolsa de México?

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Detalles Bibliográficos
Autor principal:	Julio César Arteaga García
Formato:	Artículo científico
Lenguaje:	es
Publicado:	Instituto Mexicano de Ejecutivos de Finanzas A.C. 2018
Materias:	Economía y Finanzas eficiencia Casas de Bolsa poder de mercado
Acceso en línea:	Acceder al recurso 1 Acceder al recurso 2 Acceder al recurso 3 Acceder al recurso 4 Acceder al recurso 5
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https://www.redalyc.org/articulo.oa?id=423756176004
https://www.redalyc.org/journal/4237/423756176004/
https://www.redalyc.org/journal/4237/423756176004/html/
https://www.redalyc.org/journal/4237/423756176004/423756176004.epub
https://www.redalyc.org/journal/4237/423756176004/movil

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// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

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Internet

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