Showing 1 - 10 of 353
In this paper it is illustrated, in a practical way, the use of three tools that permit the actuary to define tariff groups and to estimate risk premiums in the class-rating process for non-life insurance. The first is the segmentation analysis (CHAID and XAID) used firstly at 1997 by UNESPA in...
Persistent link: https://www.econbiz.de/10005600432
In spatial econometrics, it is customary to specify a weighting matrix, the so-called W matrix. The decision is important because the choice of W matrix determines the rest of the analysis. However, the procedure is not well defined and, usually, reflects the priors of the user. In the paper, we...
Persistent link: https://www.econbiz.de/10015231176
The Bank Credit Channel, which amplifies the effects of the traditional channel of monetary policy, emphasizes on the structure and frictions of financial markets as determinants of aggregate spending. This paper aims at analyze and verify the existence of the bank credit channel in Colombia...
Persistent link: https://www.econbiz.de/10005464622
Based on the understanding of inflation forecasts as an intermediate policy objective, this paper evaluates forecasts of different inflation models in Colombia during the inflation targeting (IT) period. The evaluation is done using three different statistical methodologies. The results suggest...
Persistent link: https://www.econbiz.de/10005768246
The valuation of options and to a large extent the financial derivatives market require an optimal estimation of the volatility, since this is precisely the variable that is negotiated. We present then a statistical methodology for the estimation of the volatility parameter for an asset using...
Persistent link: https://www.econbiz.de/10014494469
El análisis del equilibrio en precios en mercados con producto diferenciado ha mostrado un progreso notable. Este trabajo revisa la evolución y el estado de la cuestión en esta área. Se describen los principales resultados en la estimación de la demanda derivados de la teoría de elección...
Persistent link: https://www.econbiz.de/10005688048
En este documento se estudian los determinantes de la heterogeneidad observada en la flexibilidad de precios, empleando los resultados encontrados en una encuesta directa por Misas et al. (2009). Para esto se utilizan los modelos de conteo y se diseñan e implementan un conjunto de pruebas de...
Persistent link: https://www.econbiz.de/10008740230
The valuation of options and to a large extent the financial derivatives market require an optimal estimation of the volatility, since this is precisely the variable that is negotiated. We present then a statistical methodology for the estimation of the volatility parameter for an asset using...
Persistent link: https://www.econbiz.de/10013486201
This article analyzes the presence of a price bubble in the new house market for the Greater Santiago. For the above use di®erent methodologies on the Real Housing Prices Index (IRPV) prepared by CEC-CChC, all of which reject the presence of a housing bubble in the concerned market.
Persistent link: https://www.econbiz.de/10015235915
This article analyses the technical efficiency of coffee production in Nicaragua. We apply a stochastic frontier model to estimate the technical efficiency which reaches 60%; this means that Nicaraguan coffee producers have chances to improve the way they get things done. This level of...
Persistent link: https://www.econbiz.de/10015258263