Latest Communications of International Proceedings articles

The aim of the article is to present the diversity of the Smart City concept and the practical effects of its implementation in various cities around the world, with particular emphasis on Polish cities. The article presents and discusses one of the Smart City rankings…

The subject of the considerations presented in the article is a part of the Polish public transport, i.e. passenger, rail regional and agglomeration transport. The research hypothesis of the article is the preliminary assertion that changes in the system of providing regional and agglomeration rail…

Crime is largely concentrated in cities due to the presence of several facilitating factors such as the density of population, the myriad production activities, movement of goods and services, political power, and prosperity.  The city breeds crime by creating favourable conditions, such as a high…

The fourth industrial revolution is not a distant future, but rather - the present we live in. Society is facing great opportunities, as well as fundamental social and economic changes. The “Society 4.0” and “Industry 4.0” terms are still foreign to some people in Poland…

Small and medium-sized enterprises are an important part of the spectrum of companies in most countries in the world. Within developed economies, this category of enterprises is considered to be the most flexible, most efficient, most progressive, and thus also the most important part of…

Municipal waste can be perceived as a tool for building a pro-social image strategy by creating the conditions of social well-being in a strategic time perspective, especially thanks to the applied processes of the biological-mechanical processing and the closed-circuit economy. However, in the new approach,…

Research motivation: in a post-industrial knowledge-based society, competition is considered in a multidimensional coordinate system "consciousness - knowledge - the application of knowledge to knowledge (information) - space - time". Therefore, new knowledge should be obtained and applied "at the right time in the right…

The paper is focused on earnings management and possible consequences of its misuse. Earnings management may result into possible fraudulent behavior in commercial companies. The main focus among these possible consequences, is put on economic crimes on the global and also local scale in the…

The purpose of this paper is to present the selected biometric security measures based on artificial intelligence that ensure user authentication. Biometrics as a method of automatic recognition of people based on their physical characteristics can be used in the process of authentication or authorization…

The article examines theoretical and applied aspects of the investment portfolio construction. The Markowitz mean-variance model, the Sharpe single-index model and the EGP algorithm are being analyzed and then implemented to build optimized portfolios using daily data over 5 years on the 28 MOEX listed…