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One of the most common errors in research on sustainable development is to analyse a set of features describing this development within one set of diagnostic features. Such an approach does not allow for examining the re...

This report provides an overview of the Invited Session titled "Computer Science for Green Technologies and Sustainable Development", held during the 27th International Conference on Knowledge-Based and Intelligent Infor...

Modern research methods of economic development of regions and cities pay special attention to the position of the units in the area expressed by geographical position, the distance between the tested individuals and nei...

The insurance system is a very important element of the financial system of a state. As institutions of public trust, insurance companies play an important role in the process of transforming savings into investments, wh...

The research presented in this article focuses on the urban region of Novosibirsk, which is one of the most industrialized part of Siberia and the Asian part of Russian Federation. To show relationships between the city ...

Egon Vielrose was an outstanding Polish demographer, statistician and econometrician. He studied mathematics at Warsaw University and economics at the Higher School of Trade and then he qualified as an assistant professo...

The automotive market is constantly developing and employing innovative technologies. The new trend of electromobility affects the whole world and is part of the transformation of the economy. Also, the European Union ta...

The aim of the research which is the base for this paper has been answer the question: if Polish equity securities market with foreign market influence the economic growth in Poland? Following hypothesis was formulated: ...

Canonical correlation methods for data representing functions or curves have received much attention in recent years. Such data, known in the literature as functional data (Ramsay and Silverman, 2005), has been the subje...

This study aims to analyze the relations between the institutional investors’ share in the ownership structure and the operation of publicly-traded companies, in particular, their financial standing and value. It prese...

Communes as the smallest units of local government in Poland are responsible for social assistance. The growing number of older people can affect the level of care expenses, including these that are spent for care in soc...

Globalization and the development of modern information technology have contributed to the higher importance of communication technological support and its use between the client and the entrepreneur in the service indus...

EU subsidies influence the economic and financial situation of farms through several complex channels, although their economic and financial impact may be observed with a delay. The aim of this study was to assess the im...

In this paper we present a novel approach for construction of a leading indicator for household demand for debt, i.e. consumer credit demand index. In order to derive the proper set of indicators we first present a theor...

A multi-dimensional approach to understanding spatial differences of public service costs in Central Europe is at the heart of the study. It has become especially challenging to identify the linkages to demographic, eco...

In statistical literature there exist many tests to reveal the independence of two qualitative variables in two‑way contingency tables (CTs), in particular in 2×2 CTs. In this paper four independence tests were compar...

We treat financial markets as complex networks. It is commonplace to create a filtered graph (usually a Minimally Spanning Tree) based on an empirical correlation matrix. In our previous studies we have extended this sta...

Discussions on how to prevent negative economic consequences of ageing of societies have resulted in the reforms that should prolong labour market participation and postpone retirement of longer living generations. Pensi...

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Głównym celem artykułu jest ocena sytuacji kobiet na lokalnych rynkach pracy w Polsce oraz analiza jej zróżnicowania w czasie i przestrzeni. Podjęto w nim również próbę specyfikacji determinant badanego zjawisk...

The study examines relics of leather shoes uncovered during the exploration of modern (18th–19th century) burials in the crypts of the church in Radzyń Podlaski, Eastern Poland. The shoes were found alongside the rema...

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 ...

As technology advances, there is a growing number of potential data sources that can provide an alternative to traditional surveys. An example of this is the real time search popularity data made available through Google...

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