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This work presents a proposal of usage of genetic algorithm to short-term forecasting of price and volume quotations …
Persistent link: https://www.econbiz.de/10008764593
forecasting. However, there is a question about efficiency of that instrument. We decided to check inner procedures of the …
Persistent link: https://www.econbiz.de/10008777257
be used for forecasting purposes. To this end, we define and illustrate the notion of the trade area range conditional …
Persistent link: https://www.econbiz.de/10008777308
The econometric literature offers various modeling approaches for analyzing micro data in combination with time series of aggregate data. This paper discusses the estimation of a VAR model that allows unobserved heterogeneity across observation unit, as well as unobserved time-specific...
Persistent link: https://www.econbiz.de/10004980841
Celem opracowania jest analiza zasadnosci wykorzystania metody Valua at Risk w szacowaniu ryzyka zwiazanego z inwestycja w spolki branzy metalurgicznej. W artykule przedstawiono sposob konstruowania modelu, rozne metody jego estymacji oraz ich wady i zalety. W czesci badawczej artykulu...
Persistent link: https://www.econbiz.de/10009001797
The paper presents empirical results on the discounting of delayed payoffs which show that: (1) the best approximation of the discounting process is a hyperbolic function, (2) (both animals and humans) can reverse their preferences in time. The article presents theoretical conditions on the...
Persistent link: https://www.econbiz.de/10009003609
We examine the estimation problem for shape-restricted functions that are continuous, non-negative, monotone non-decreasing, and strictly concave. A sieve estimator based on bivariate Bernstein polynomials is proposed. This estimator is drawn from a sieve, a set of shape-restricted Bernstein...
Persistent link: https://www.econbiz.de/10005558016
Inwestycje sa waznym zrodlem rozwoju przedsiebiorstw i gospodarki. Zaleza one od wielu czynnikow. Wedlug wiekszosci glownych szkol ekonomicznych istotnym czynnikiem wplywajacym na poziom i dynamike nakladow inwestycyjnych jest polityka monetarna. Glownym celem opracowania jest zbadanie wplywu...
Persistent link: https://www.econbiz.de/10012232258