Acta Universitatis Lodziensis. Folia Oeconomica: Ostatnio dodane
Wyświetlanie pozycji 341-360 z 4507
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Modeling the Survival Time of Trading Companies in the Zachodniopomorskie Voivodship
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The aim of this study was to construct models of trading companies’ lifespan, in individual districts of Zachodniopomorskie Voivodship. The author verified whether the impact of the survival time of trading companies on ... -
Outliers vs Robustness in Nonparametric Methods of Regression
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The article addresses the question of how robust methods of regression are against outliers in a given data set. In the first part, we presented the selected methods used to detect outliers. Then, we tested the robustness ... -
The Innovation Procurement Policies and the Development of e‑health in the EU Member States: What Can Be Learnt?
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The article presents findings of research on e‑health development in four European Union (EU) Member States in the context of public procurement of innovation (PPI). EU policies attempt to make public procurement leverage ... -
The Role of Housing in the Spatial Distribution of Unemployment in Poland
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)Labour market and housing problems are an important part of social studies, though spatial analysis of labour market diversification and housing resources are not the dominating subject of studies. The interaction between ... -
Spatio‑temporal Modelling of the Influence of the Number of Business Entities in Selected Urban Centres on Unemployment in the Kujawsko‑Pomorskie Voivodeship
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The paper presents the analysis of the spatial and spatio‑temporal tendencies and dependence in matters related to the situation in the labour market of the Kujawsko‑Pomorskie Voivodeship across municipalities in the period ... -
Automatyczne wykrywanie zagrożeń w systemach teleinformatycznych za pomocą metod Data Mining
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The paper presents some real‑time analytical solutions that work in a proprietary‑designed system for IT security. It describes automatic methods of data transformations and analysis aiming at detection of potential threats ... -
Nonlinear Principal Component Analysis for Geographically Weighted Temporal‑spatial Data
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)Schölkopf, Smola and Müller (1998) have proposed a nonlinear principal component analysis (NPCA) for fixed vector data. In this paper, we propose an extension of the aforementioned analysis to temporal‑spatial data and ... -
Czynniki warunkujące migracje seniorów do komercyjnych domów opieki w świetle wyników badań własnych
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The processes of aging bring about a need for scientific activity focused on senior housing. Researchers are increasingly more interested in housing offers which should be customized to seniors’ needs and provide a wide ... -
Zastosowanie filtru Kalmana do modeli stochastycznej zmienności typu Ornsteina‑Uhlenbecka
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)Barndorff‑Nielsen and Shephard (2001) proposed a class of stochastic volatility models in which the volatility process is the Ornstein‑Uhlenbeck process driven by a Levy process without gaussian component. Parameter ... -
Efektywność podatkowa w warunkach konsolidacji fiskalnej w krajach UE
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)A review of the literature can be seen that the type of fiscal consolidation is important for consumer/investor confidence and therefore of relevance to the economy and the condition of public finances. The aim of the ... -
A Study of the Influence of Online Information on the Changes in the Warsaw Stock Exchange Indexes
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The article presents the results of a study on the influence of online information originating from financial websites on changes in the Warsaw Stock Exchange indexes. The first part is theoretical. It describes the issue ... -
Rola SDR w perspektywie zmian zasad funkcjonowania międzynarodowego systemu walutowego
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The discussion on the need to improve the efficiency of the international monetary system generates many proposals for its reform. In the literature there are two main standpoints on the modification of the international ... -
Łączna produktywność czynników produkcji (TFP) i jej zróżnicowanie w krajach członkowskich Unii Europejskiej
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)Total Factor Productivity (TFP) is the synthetic measure of effectiveness of the production process in a country due to technological progress. The aim of the article is to examine (with the use of econometric methods) the ... -
The Role of Relations with Suppliers in the Creation of Sustainable Supply Chain – Practical Examples
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)There are many factors that may have an influence on the method by which a supply chain is managed and the way the relationships among all its links are developed. Sustainability, as a complex and challenging concept, ... -
On Testing Significance of the Multivariate Rank Correlation Coefficient
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The Spearman’s rho is a measure of the strength of the association between two variables. There are some extensions of this coefficient for the multivariate case. Measures of the multivariate association which are the ... -
Application of Hölder Function to Expansion Intensity of Spatial Phenomena Analysis
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The development of methods describing time series using stochastic processes took place in the 20th century. Among others, stationary processes were modelled with Hurst exponent, whereas non‑stationary processes with Hölder ... -
Application of Spatial Regression in Employment Characteristics Modelling
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The article analyses the employment characteristics. The employment rate was studied in selected regions of Europe, and subsequently, for selected variables: total population employed, women employed and men employed, ... -
Optimal Allocation of the Sample in the Poisson Item Count Technique
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)Indirect methods of questioning are of utmost importance when dealing with sensitive questions. This paper refers to the new indirect method introduced by Tian et al. (2014) and examines the optimal allocation of the sample ... -
Behavioural Aspects of Benchmark Quotation – the WIBOR Case
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)In the post‑crisis environment, market indices are one of elements of the financial market which have to be reformed. The EU Regulation on indices used as benchmarks in financial instruments reflects a need for the reform ... -
Publiczne wydatki na badania i rozwój i ich oddziaływanie na sektor prywatny: komplementarność czy substytucyjność? Analiza dla krajów Europy Środkowo‑Wschodniej
(Wydawnictwo Uniwersytetu Łódzkiego, 2018)The aim of this paper is to analyse the public RD investments in Poland and other Central and East European (CEE) countries, especially their share in public expenditures and their impact on private RD. To verify the ...