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[ES] Una de las principales preocupaciones en el área de la microestructura del mercado ha sido la estimación de los componentes no observables de la horquilla de precios a partir de las series de datos que proporcionan los mercados financieros, despertando quizá un mayor interés el de...
Persistent link: https://www.econbiz.de/10011277665
[ES] El paradigma de la eficiencia ha sido puesto en entredicho en las últimas décadas como consecuencia de la obtención de rendimientos anormales, estadística y económicamente significativos, durante amplios periodos de tiempo tras algunas importantes decisiones empresariales. No obstante,...
Persistent link: https://www.econbiz.de/10011277734
One of the main interests of market microstructure is the estimation of the bid–ask spread components from financial data, specially the adverse selection component given the implications of its own existence. As aresult, several empirical models based on price time–series statistical...
Persistent link: https://www.econbiz.de/10008505674
Market efficiency has been questioned in the last years as several papers found abnormal returns economically and statistically significant over long horizons after main firm decisions. Nevertheless, the conceptual and statistical problems related with the estimation and test of long-term...
Persistent link: https://www.econbiz.de/10008505751