Spanish Abstract:El modelo de Black-Litterman (BL) ha sido propuesto como alternativa al de media-varianza de Markowitz para la estructuración de portafolios de activos financieros, permitiendo incorporar perspectivas de analistas fundamentales y garantizando un alto grado de diversificación....

Spanish Abstract: Propósito - Se estudian los determinantes y la evolución de la actividad bursátil mensual en el mercado accionario colombiano de 2007 a 2016.Diseño/metodología/enfoque – Para ello se emplean modelos de series de tiempo tipo ARIMAX y GARCH, incluyendo variables exógenas,...

Foreign portfolio flows have been blamed for causing instability in emerging markets, especially during financial crises. This study measured the effect of foreign capital flows on volatility and exposure to world market risk in the six largest Latin American stock markets: Argentina, Brazil,...

A branch of the literature in international finance has tried to give a definitive answer to the question, who is better informed in an emerging market, Foreigners or Locals?. We measured the probability of informed trading (PIN) for the Jakarta Stock Exchange for two types of investors,...

Spanish Abstract: ¿Cómo se incorporan la expectativas de las tasas de interés en la estructura de tipos de interés en Colombia? Las dos principales teorías propuestas en este sentido son la Hipótesis de las Expectativas (HE) y la Hipótesis de prima por liquidez (HPL). Este estudio...

We study the effect of X-Stream, the new trading platform of the Colombian Stock Exchange since February 2009, on the quality of the stock market. Contributing to the literature on market quality, this paper provides novel evidence of the effect of reforms on market design, trading rules and...

We test for volatility transmission between US and the six largest Latin American stock markets (Argentina, Brazil, Chile, Colombia, Mexico and Peru) using MGARCH-BEKK models in daily frequency from March 1993 to March 2013. As expected, we find strong evidence of volatility transmission from US...

We study the spillover effect from equity offerings over dual-class shares. Whereas, evidence has been found that a seasoned equity offering improves stock liquidity, the effect over the liquidity of different type shares of the same firm has not been explored. We use equity offer- ings of five...

Market microstructure models imply that informed trading reduces liquidity. We test for the effect of the frequency of new releases, as a proxy of information arrival, on liquidity in the Chilean stock market. We find that news release frequency is strongly related to improved liquidity. Those...