Showing 1 - 10 of 66
En este artículo se propone una extensión de la metodología multivariada de desagregación temporal de Di Fonzo [1990]. Esta supone que los errores de las series de alta frecuencia siguen un modelo VAR(1) en lugar de un proceso ruido blanco. Adicionalmente, se realiza una reseña de...
Persistent link: https://www.econbiz.de/10008629472
This paper presents an estimation of credit quality transition matrices for commercial banks in Colombia, using a duration hazard function model, and following the methodology proposed by Gómez-González et al (2009). Using a test developed by Weißbach et al (2005), we test for the...
Persistent link: https://www.econbiz.de/10005000434
Classic financial theory relies on the absolute perfection of capital markets, which results in one of the milestones of theoretical corporate finance: the firm’s value is invariant to the choice of capital structure. As an extension to the aforementioned proposition by Modigliani and Miller...
Persistent link: https://www.econbiz.de/10005051651
The adoption of a managed regime assumes that interventions are relatively successful. However, while some authors consider that foreign exchange interventions are ineffective, arguing that domestic and foreign assets are close substitutes, others advocate their use and maintain that their...
Persistent link: https://www.econbiz.de/10010862650
To date, there is still great controversy as to which exchange rate model should be used or which monetary channel should be considered, when measuring the effects of monetary policy. Since most of the literature relies on structural models to address identification problems, the validity of...
Persistent link: https://www.econbiz.de/10010862655
A regular vine copula approach is implemented for testing for contagion among the exchange rates of the six largest Latin American countries. Using daily data from June 2005 through April 2012, we find evidence of contagion among the Brazilian, Chilean, Colombian and Mexican exchange rates....
Persistent link: https://www.econbiz.de/10010906048
Este trabajo evalúa si las transformaciones de potencia (Box-Cox y en particular logarítmica) de series de tiempo mejoran la precisión de los pronósticos de modelos ARIMA ajustados a variables económicas de Colombia en dos periodos diferentes: 1980-1995 y 2002-2012. Se compara la habilidad...
Persistent link: https://www.econbiz.de/10010906050
Este documento estima los efectos calendario sobre la industria manufacturera en Colombia para el periodo comprendido entre enero de 1990 y febrero de 2014. Para ello, se implementaron las metodologías de TRAMO-SEATS de Gómez y Maravall [1994, 1996] y TBATS de De~Livera et al. [2011]. Los...
Persistent link: https://www.econbiz.de/10010906055
Este documento combina estimaciones de ocho metodologías de la brecha del producto colombiano para el período comprendido entre el primer trimestre de 1994 y el tercer trimestre de 2012. A partir de modelos VAR que incluyen las diferentes brechas y la inflación se construyen las densidades...
Persistent link: https://www.econbiz.de/10010906061
Este documento estima los efectos de choques de origen financiero y real sobre un conjunto de variables de la economía colombiana. Para ello, se utiliza un modelo FAVAR que incorpora dos factores no observados, los cuales recogen la dinámica de 111 variables de la economía colombiana entre el...
Persistent link: https://www.econbiz.de/10010906067