Acta Universitatis Lodziensis. Folia Oeconomica: Ostatnio dodane
Wyświetlanie pozycji 1481-1500 z 4525
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Kriging - A Method of Statistical Interpolation of Spatial Data
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)In analyses of spatial phenomena it can sometimes be impossible or very expensive to obtain the value (realization) of a studied phenomenon at all its locations because of practical constraints. Then in order to estimate ... -
Estimation of Bias and Variance of Sample Median by Jacknife and Bootstrap Methods
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)In the paper the estimation of sample median bias and variance by jackknife and bootstrap methods are considered. Monte Carlo analysis of properties of estimators is presented (mean of bias and mean of variance for some ... -
Analysis of Linear Regression Model at Divided System Matrix
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)In this study problems connected with the detection of influential observations are investigated in the linear regression model using the least squares estimation of structural parameters. This issue has been presented ... -
Joint Monitoring of the Mean, Dispersion and Asymmetry in Process Control
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)In this paper the quadratic form of sample mean, sample variance and sample asymmetry is considered. This quadratic form can be used for testing hypothesis on the expected value, variance and asymmetry of observed variable. ... -
Multiple Additive Regression Trees (MART) and their Application
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)Multiple additive regression trees MART is a methodology for trying to solve prediction problems in regression and classification. It’s one of the boosting methods. It was introduced by J. H. Friedman (1999a). Besides ... -
Introduction
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Multiple Endpoints
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)In ANOVA we are mainly based on inter-treatment comparisons. Another common problems arising in biometric studies (especially in biomedical studies) is that of comparing two groups of patients (treatment and a control ... -
On some Inferential Procedures for Receiver Operating Characteristic Curves
(Wydawnictwo Uniwersytetu Łódzkiego, 2006)In the paper two significance tests for receiver operating characteristic curves (ROC) are proposed. Both tests use an asymptotic χ² distribution of the test statistics. -
Some Nonparametric Estimators of Regression Function
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)In the paper some nonparametric estimators of regression function are studied: Nadaraya-Watson estimator and k-nearest neighbour one. Properties of these estimators and possibilities of using them in practice are taken ... -
Wpływ zarządzania ryzykiem finansowym na wartość firmy: analiza teoretycznych przesłanek wpływu zarządzania ryzykiem na wartość firmy
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The article discusses theoretical premises for the influence of financial risk management on firm’s value. Financial risk management presents a firm with the possibility of a reduction in the volatility of future earnings ... -
Ewolucja regulacji prawnych w zakresie instytucji zbiorowego lokowania funkcjonujących w Europie
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The article presents past and current challenges connected with legal regulations concerning European undertakings for collective investment. Introduced and planned changes were presented in this article. Particular ... -
Wstęp
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Determinanty kompozycji rezerw walutowych - Euro w światowej strukturze rezerw
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)There are many determinants of currency composition of foreign reserves. The most important are: the currency pegs, the direction of trade, the currency of foreign debt, the liquidity and depth of financial markets. ... -
Polska w ERM II - korzyści i zagrożenia
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The purpose of this paper is to emphasize the role of accession polish zloty to ERM II. The paper provides the analysis of costs and benefits of participation zloty in exchange - rate mechanism. The Author investigate ... -
Wzajemne zależności wzrostu gospodarczego i rozwoju systemu finansowego w Polsce - analiza symulacyjna
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The interrelationships between the development of the financial system and the growth in the economy are the subject of the research of many authors. The research on these relations is being conducted both on theoretical ... -
Efektywność interwencji walutowych na przykładzie Czech, Węgier i Polski
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)This paper examines effectiveness of exchange rate interventions carried by Czech, Hungary and Poland. The paper analyzes tactics of interventions and monetary policies carried by central banks during the interventions. ... -
Rola Kreditanstalt für Wiederaufbau (KfW) Bankengruppe w finansowaniu niemieckiego eksportu
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The purpose of this article is to describe the role of the institutional framework for use of officially supported export credits by Kreditanstalt für Wiederaufbau (KfW) Bankengruppe. The German government provides export ... -
Rynek funduszy inwestycyjnych w Luksemburgu
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The aim of this article is to analyze investment fund market in Luxembourg in respect of legal, regulatory and quantitative aspects and identify reasons of its expansion in last years. Luxembourg in nowadays largest ... -
Czynniki mające wpływ na decyzje o zagranicznych emisjach papierów wartościowych dokonywanych przez spółki za granicą
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The article tackles the problem of requiring capital on the international financial market. In the first, theoretical part there are pointed out the methods of issuing the international securities as well as the world ... -
Unia Europejska w gospodarce światowej. Wyzwania globalizacji i priorytety na nadchodzące lata
(Wydawnictwo Uniwersytetu Łódzkiego, 2007)The article depicts the role of European Union in the world economy in the light of globalization processes. It diagnoses many facets of the poor competitiveness of the integrated Europe such as economic performance, ...