Increasing attention is paid to risk management under the recent regulatory frameworks of the insurance and financial sectors. It is required by the regulator that institutions have a capital to face potential losses from their activity. This capital is usually assessed by means of risk...

Se evalúa el rendimiento ex-dividendo en acciones colombianas entre 1999 y 2007, periodo que incluye la conformación en julio de 2001 de la Bolsa de Valores de Colombia, resultado de la integración de tres bolsas previamente existentes. Contrario a la hipótesis de eficiencia de mercado, se...

The Black-Litterman (BL) model has been proposed as an alternative to Markowitz's average-variance model for the structuring of financial asset portfolios, allowing the incorporation of perspectives of fundamental analysts and guaranteeing a high degree of diversification. This model is applied...

The investigation focused on a financing problem, through the analysis of historical data, in a period of 8 years given the feasibility of comparable data, of the company ACME SA. The main objective of this study was to provide an updated characterization of ACME SA's investments, based on the...

In this article, the behavior of the returns of some assets of MILA is analyzed, with the objective of looking for evidence of persistence and evaluating the impact of their presence in the decision making of investment portfolios. The methodology of the rescaled range is used in the estimation...

The objective of the research is to identify the variables that affect short-term financial decisions, determinants of cash flow in MSMEs. A mixed investigation is carried out, based on a survey applied to 278 managers of Micro, Small and Medium Enterprises (MSMEs) in Colombia. The data were...

In this article, the market risk associated with the financial markets of New York and Colombia is evaluated in three periods belonging to the 2019-2020-time window, characterized by shocking economic and social conditions such as the oil price war between Saudi Arabia and Russia and the global...

En el presente trabajo revisamos los principios de una popular estrategia de inversión basada en opciones financieras, en especial las opciones de venta (puts), y testeamos de manera estadística una estrategia de inversión basada en la compra venta de opciones de venta sobre un índice en el...