Functional Signal plus Noise (FSN) time series models are introduced for the econometric analysis of the dynamics of a large cross-section of prices in which contemporaneous observations are functionally related. A semiparametric FSN model is developed in which a smooth, cubic spline signal...

Forex je najväčším trhom súčasnosti. V nasledovnom článku sa v skrátenej forme zaoberám históriou vývoja mien, začiatkami výmeny jednotlivých platidiel medzi sebou a ich väzbou na drahé kovy. Cieľom článku je analýza súčasného obchodovania so zahraničnými menami a...

In this paper historical performance of eleven approaches for estimation of one-day 95% value-at-risk is evaluated. Random sample of 1000 foreign exchange portfolios consisting of positions in EUR and USD with CZK as a base currency was considered. Since foreign exchange portfolio consists of...