Article 2019
Authors / editors: Michał Nowakowski
Published in: Studia i Prace WNEiZ US
The article presents theoretical and practical characteristics of the ANOVA analysis of variance, that is one of very popular statistical methods in experimental research. The study describes various types of analysis of variance, basic statistical assumptions, as well as the one…
DOI: 10.18276/sip.2019.55-06 · ISSN: 2450-7733
Article 2019
Authors / editors: Iwona Markowicz, Paweł Baran
Published in: Studia i Prace WNEiZ US
Studies on trade between EU countries are based on data from the Intrastat system. Information on transactions is recorded on the basis of declarations of entities engaged in dispatch or acquisition of goods from the EU. The data is called mirror data because it is collected, on …
DOI: 10.18276/sip.2019.55-05 · ISSN: 2450-7733
Article 2018
Authors / editors: Iwona Markowicz, Paweł Baran
Published in: Studia i Prace WNEiZ US
The aim of the article is assessing quality of data on trade in goods between Poland and other EU member states. In the study, we used 2017 data from Comext database provided by Eurostat. Differences between declared values of intra-Community supplies from Poland to other EU coun…
DOI: 10.18276/sip.2018.54/1-10 · ISSN: 2450-7733
Article 2018
Authors / editors: Józef Hozer, Ryszard Chmielowicz, Wojciech Kuźmiński
Published in: Studia i Prace WNEiZ US
The article attempts to explain phenomena occurring on real estate markets with the use of the theory of pentagon sources of causative forces. Including all its components in the research allows for a comprehensive understanding of the market mechanisms. For the purposes of analy…
DOI: 10.18276/sip.2018.54/1-09 · ISSN: 2450-7733
Article 2018
Authors / editors: Barbara Batóg, Katarzyna Wawrzyniak
Published in: Studia i Prace WNEiZ US
The paper presents the results of the research concerning the identification of regularities in the range of similarity and monotonicity of changes of spatial structures of some characteristics on the labour market in zachodniopomorskie voivodship in 2004–2016. The aim of the res…
DOI: 10.18276/sip.2018.54/1-04 · ISSN: 2450-7733
Article 2018
Authors / editors: Mark Sylwestrzak
Published in: Ekonomiczne Problemy Usług
Many studies indicate a positive relationship between the ICT sector and economic growth in differ-ent countries and the world regions. The aim of article is to examine this dependence in the Europe-an Union in 2006–2016. The analysis showed a negative correlation between economi…
DOI: 10.18276/epu.2018.131/1-35 · ISSN: 1896-382X
Article 2018
Authors / editors: Anna Janiga-Ćmiel
Published in: Ekonomiczne Problemy Usług
The article presents issues related to the Information Society. The aim of the study is taxonomic analysis of Internet usage in Polish voivodships. The tool used for the analysis is the taxonomic method.
DOI: 10.18276/epu.2018.131/1-13 · ISSN: 1896-382X
Article 2018
Authors / editors: Marek Ogryzek
Published in: Studia i Prace WNEiZ US
Geostatistical methods for map development is one of the cartographic methods of presenting research results. Determination of the quality of the estimation or comparison of results between estimations is possible based on the analysis of descriptive statistics, the so-called qua…
DOI: 10.18276/sip.2018.54/3-23 · ISSN: 2450-7733
Article 2018
Authors / editors: Iwona Markowicz
Published in: Studia i Prace WNEiZ US
The aim of the article is to indicate the way of grouping the powiats of the Zachodniopomorskie Voivodeship according to the duration model of the firms.The basic stage of the study was to estimate the Kaplan-Meier estimator and to use a test to verify the resemblance of survivor…
DOI: 10.18276/sip.2018.54/3-19 · ISSN: 2450-7733
Article 2018
Authors / editors: Sebastian Kokot, Mariusz Doszyń
Published in: Studia i Prace WNEiZ US
The paper deals with the methodology used to determine the real estate price index. Three indices of property prices are analyzed: single-price index of average prices of apartments, hedonic index and index of smoothed average prices of apartments. The 4253H filter is used for sm…
DOI: 10.18276/sip.2018.54/3-17 · ISSN: 2450-7733
Article 2018
Authors / editors: Marta Hozer-Koćmiel, Paula Halik, Anna Sobolewska
Published in: Studia i Prace WNEiZ US
The objective of this article is to examine the changes in the employment of women in Europe in years 2002–2014. It was undertaken to verify the hypothesis about the significant decrease of women’s economic activity in the studied period. Statistical methods of structural and dyn…
DOI: 10.18276/sip.2018.54/3-15 · ISSN: 2450-7733
Article 2018
Authors / editors: Józef Hozer
Published in: Studia i Prace WNEiZ US
The purpose of this article is to discuss the importance of proportionality in economics. Phenomena in economics can occur in the relationship of connection (cause-effect, purpose, coexistence) or co-occurrence. Many indicators and coefficients are used in economics to describe t…
DOI: 10.18276/sip.2018.54/3-14 · ISSN: 2450-7733
Article 2018
Authors / editors: Marek Szajt
Published in: Studia i Prace WNEiZ US
The level of patent activity, considered as a measure of innovation, is different for different countries. This variation also applies to regional approaches at Union level and at national level. The aim of this article is to analyze the level, change and shape of selected determ…
DOI: 10.18276/sip.2018.52/2-18 · ISSN: 2450-7733
Article 2018
Authors / editors: Kamila Radlińska, Maria Klonowska-Matynia
Published in: Studia i Prace WNEiZ US
Seasonality is an issue discussed relatively rarely in the labor market analyses. More frequent research in the area of labor market focuses on a long-term or cyclical analysis, but seasonal fl uctuations may constitute a signifi cant part of the short-term variability of phenome…
DOI: 10.18276/sip.2018.51/3-20 · ISSN: 2450-7733
Article 2018
Authors / editors: Sławomir Lisek
Published in: Finanse, Rynki Finansowe, Ubezpieczenia
Purpose – Analysis of the liabilities of the food companies, their changes, their structure and the forecast of the firm’s future. Design/Methodology/approach – Dynamic analysis of the companies liabilities, and analysis their structure. Findings – Generally food companies quot…
DOI: 10.18276/frfu.2018.91-05 · ISSN: 2450-7741
Article 2017
Authors / editors: Katarzyna Hawran, Joanna Kowalik
Published in: Studia i Prace WNEiZ US
Working in unstable environments and making high-risk decisions makes it difficult to make rational decisions. However, thanks to a method such as decision trees or other multicriteria methods, both man and business are much better prepared to make decisions, and thus increase th…
DOI: 10.18276/sip.2017.50/1-12 · ISSN: 2450-7733
Article 2017
Authors / editors: Mateusz Czerwiński
Published in: Studia i Prace WNEiZ US
The article presents solution applied by the author by the way one of the reviews, the purpose of which was the measurement of the actual value of the shares of the shareholders. The subject of the valuation of the shares in the company were classified in the Group of micro-enter…
DOI: 10.18276/sip.2017.50/1-07 · ISSN: 2450-7733
Article 2017
Authors / editors: Bożena Radkowska, Krzysztof Łopaciński
Published in: European Journal of Service Management
The research project concerned mainly aims at presenting the methodology of selecting and gathering indicators describing tourism development at the national and regional levels and at discussing selected indicators gathered for individual voivodships in Poland. It presents the …
DOI: 10.18276/ejsm.2017.23-07 · ISSN: 2450-8535
Article 2017
Authors / editors: Katarzyna Warzecha, Andrzej Wójcik
Published in: Ekonomiczne Problemy Usług
Modem means of communication (computer, tablet, smartphone often with access to the Internet) is the essential equipment of modem youth, who wants to be always on-line. The article presents test results obtained with data from surveys of parents of students of middle schools and …
DOI: 10.18276/epu.2017.126/2-17 · ISSN: 1896-382X
Article 2016
Authors / editors: Marek Ogryzek, Krystyna Kurowska
Published in: Studia i Prace WNEiZ US
The main tasks carried out by Agricultural Real Estate Agency (AREA) are improvement of farm structure, making favourable conditions for rational utilizationof production potential and taking care of restructuring process ofthe real estate Treasury. Knowledge about real estate ma…
DOI: 10.18276/sip.2016.45/2-28 · ISSN: 2450-7733
Article 2016
Authors / editors: Iwona Markowicz
Published in: Studia i Prace WNEiZ US
The article presents the results of ratio analysis for companies operating in Szczecin in the years 1990–2014. Ratio analysis is part of the analysis of the vitality of companies (Markowicz, 2012). It includes a variety of measures and indicators of structure, dynamics and busine…
DOI: 10.18276/sip.2016.45/2-26 · ISSN: 2450-7733
Article 2016
Authors / editors: Dorota Jankowska, Agnieszka Majka
Published in: Studia i Prace WNEiZ US
This article attempts to answer the question if there is a relation between structure and dynamics of employment in the service sector and economic development of region. Linear trend models were used in order to define the changes that occurred in employment in services, whereas…
DOI: 10.18276/sip.2016.45/2-20 · ISSN: 2450-7733
Article 2016
Authors / editors: Anna Turczak
Published in: Studia i Prace WNEiZ US
In the article for each category and subcategory of product items the dispersion of expenditures per capita, quantities consumed per capita and prices between households belonging to different socio-economic groups was estimated. For that purpose the classical coefficient of vari…
DOI: 10.18276/sip.2016.44/2-25 · ISSN: 2080-4881
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