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Svetové hospodárstvo je charakterizované rastom energetickej a surovinovej náročnosti priemyselných odvetví, ako aj zvyšujúcimi sa nárokmi ľudí na kvalitu života, čím dochádza k prehlbovaniu závislosti štátov od životne dôležitých zdrojov energie, predovšetkým ropy a...
Persistent link: https://www.econbiz.de/10008680429
Jadrová energia predstavuje významný zdroj v tvorbe energii a v energetickej bezpečnosti. Mnoho krajín považovalo jadrovú energiu za integrálnu súčasť ich energetickej politiky. Niektoré krajiny chcú v najbližšom období vybudovať nové jadrové zariadenia, niektoré sa rozhodli...
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This paper presents cointegration analyses of the import and export functions of the Czech Republic in 1993-1998 by identifying the main variable factors and estimating the long-run equilibrium relationship of Czech foreign trade functions. A long-run equilibrium relationship was found in the...
Persistent link: https://www.econbiz.de/10008549708
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...
Persistent link: https://www.econbiz.de/10005687558
In this paper, we investigate the adequacy of scaling, a method frequently used in estimation of standard deviation of stock returns. Scaling is based on the assumption that standard deviation is proportional to the square root of the length of the time interval of the sample (for example daily,...
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