Volatility of the financial time series belongs to the crucial estimated parameters in finance (e.g. in risk management, derivative pricing). It is well known, that volatility varies in time, so that new approaches of volatility modeling have appeared. In this paper two models of the conditional...

The article summarizes the main points discussed at the seminar on The Nobel Prize Laureates, 2003, held by the Czech Economic Association in March 2004. The seminar featured two main speakers: Josef Arlt (University of Economics, Prague, and Charles University, Prague), who lectured on the work...

The paper is concerned with the use of several methods that can be useful from the point of view of trend reversal in financial time series. These methods are demonstrated on PX index time series during 2002-2009. The research itself is subdivided into four parts corresponding to individual...

The article deals with a typical phenomenon of financial time series - volatility. These time series usually embody intermittent periods of relative "calm" and quite high variability. A volatility modelling of time series is made with the help of special econometric volatility models which...

Contemporary economic development in following global markets advancement evokes needs to look for new methods supporting all processes enabling domestic and foreign business activities. Internet and e-commerce systems exploitation is considered to be a standard here. Various modeling techniques...

This paper presents regression analyses of import and export functions in the Czech Republic from 1993 to 1998. The first part of the article summarizes the standard Keynesian income approach to the balance of payments. This traditional theory is considered alongside the theory of the monetary...

Cílem práce je odhadnout a vyšetøit dlouhodobý vztah mezi penìžní zásobou M1, cenovou hladinou, výstupem a alternativními náklady držby penìz a to, zda lze tento vztah - v pøípadì, že existuje - interpretovat ve smyslu dlouhodobé poptávky po penìzích. Práce využívá pøi...