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The official estimation for the term structure model in Colombia is based on the Nelson and Siegel (1987) development which is widely accepted and used. This estimation is based on the curve fitting with available data, only for one day ahead, making difficult to estimate the future zero-coupon...
Persistent link: https://www.econbiz.de/10011859363
The official estimation for the term structure model in Colombia is based on the Nelson and Siegel (1987) development which is widely accepted and used. This estimation is based on the curve fitting with available data, only for one day ahead, making difficult to estimate the future zero-coupon...
Persistent link: https://www.econbiz.de/10011872964
As an extension of the VaR-constrained hedging, we propose a closed-form solution to the problem of optimizing portfolios, based on price and weather. For electric power companies, price and quantity are volatile, and in hydro-electricity generation quantity can be related to weather conditions....
Persistent link: https://www.econbiz.de/10010762770
En este trabajo se analiza el efecto que tienen las restricciones de VaR sobre la selecci on de la cantidad de contratos forward en un mercado el ectrico y el momento en que se debe realizar la operaci on de cobertu- ra cuando un agente busca maximizar el valor esperado de su bene cio ajustado...
Persistent link: https://www.econbiz.de/10010762777
Quienes transan electricidad en los mercados liberalizados, estan expuestos a riesgos que requieren un analisis y tratamiento diferente al de otro tipo de commodities. La din amica del precio spot, unida a la necesidad de completar el mercado cubriendo la exposicion al riesgo de volumen, son...
Persistent link: https://www.econbiz.de/10010762807
Los mercados de contratos futuros tienen como fortaleza la eliminación del riesgo de contraparte, para esto es importante el nivel de garantías que las cámaras de riesgo exigen a los participantes del mercado -- Estas garantías deben cubrir las variaciones extremas del precio del producto,...
Persistent link: https://www.econbiz.de/10011123736
El gran empresariado de Monterrey (1848-2007) / Mario Cerutti -- Los administradores y el portafolio del Sindicato Antioqueño (1978-2000) / Diana Londoño Correa -- La formación de la Escuela de Minas de Medellín y el aporte de sus ingenieros como administradores en organizaciones...
Persistent link: https://www.econbiz.de/10011744095
Las reservas internacionales han sido empleadas como una fuente de protección contra la vulnerabilidad de la balanza de pagos, o alternativamente, para intentar mantener un tipo de cambio real competitivo y promover las exportaciones. En este trabajo se analiza la correlación existente entre...
Persistent link: https://www.econbiz.de/10010886730
This paper analyzes potential gender differences in competitive environments using a sample of over 100,000 professional tennis matches. Focusing on two phenomena of the labor and sports economics literature, we find robust evidence for (i) the hot-hand effect (an additional win in the most...
Persistent link: https://www.econbiz.de/10011211265
This paper is the first to decompose absolute global income inequality into its within-country ?class? and between-country ?location? components. The estimates show that until 1970 locational income differences were the main driver of absolute global inequality, whereas its recent growth can be...
Persistent link: https://www.econbiz.de/10011211266