Scale-free (inhomogeneous) connective structures with modular (highly clustered) hierarchies are ubiquitous in real–world networks. Evidence from the main Colombian payment and settlement systems verifies that local financial networks have self-organized into a modular scale-free architecture...

Network analysis has been applied to identify systemically important financial institutions after the 2008 financial crisis. Such applications have stressed the importance of centrality within the too-connected-to-fail concept. Yet, despite their well-known importance for financial stability,...

This document presents an enhanced and condensed version of preceding proposals for identifying systemically important financial institutions in Colombia. Three systemic importance metrics are implemented: (i) money market net exposures network hub centrality; (ii) large-value payment system...

Defining whether a financial institution is systemically important (or not) is challenging due to (i) the inevitability of combining complex importance criteria such as institutions’ size, connectedness and substitutability; (ii) the ambiguity of what an appropriate threshold for those...

Este documento estudia la estabilidad del sistema de pagos (SP) de alto valor en Colombia (CUD) ante el incumplimiento de una entidad sistémicamente importante, y evalúa la capacidad de respuesta de las entidades afectadas a partir de la utilización de sus recursos y a través de los...

Este documento expone cómo se conforma y articula el mercado OTC de valores en el caso colombiano. Así mismo, en el marco del mercado de deuda pública local, con base en el análisis de redes complejas, este documento describe, caracteriza y compara al mercado OTC con los organizados (SEN y...

As a result of the most recent global financial crisis literature has embraced size, connectedness and substitutability as key indicators for financial institutions’ systemic importance. Despite the intuitiveness of these concepts, identifying systemic important institutions remain a...

En este trabajo se propone una metodología para cuantificar la centralidad de los agentes que participan en el mercado interbancario, bajo un enfoque de juegos cooperativos. La metodología utiliza diferencias de valores de Shapley en juegos de transacciones con y sin restricciones de red...

The most recent episode of market turmoil exposed the limitations resulting from the traditional focus on too-big-to-fail institutions within an increasingly systemic-crisis-prone financial system, and encouraged the appearance of the too-connected-to-fail (TCTF) concept. The TCTF concept...

En este documento se analiza la exposición al riesgo de mercado del portafolio de deuda pública de las diferentes entidades del sistema ?nanciero Colombiano desde dos perspectivas. En la primera, se emplea el enfoque tradicional en donde se calcula el valor en riesgo no condicional (a otras...