Latest Communications of International Proceedings articles

Calendar anomalies are specific patterns in the price behavior of financial instruments that are associated with specific moments in time—days of the week, months, seasons, or periods of the financial year. Their existence contradicts, to some extent, the efficient market hypothesis (EMH), which holds that…

This analysis is a voice in the public and scientific discussion on the economic potential of Central and Eastern European economies, in particular the ones belonging to the European Union. The research method used in the study is based on a linear ordering. The analysis…

The aim of the study was to compare the WIG, WIG-20, WIG-Banki, and WIG-Spożywczy indices listed on the Warsaw Stock Exchange in 2018-2023. The research period covered unprecedented events, i.e., the Covid-19 pandemic and the outbreak of war in Ukraine, which had a significant impact…

The research provides a quantitative and qualitative assessment of the investment and innovation potential of Ukrainian enterprises, identifying trends and factors affecting its development under wartime and post-war recovery conditions, and emphasizing its role as a key element of national economic security. This study addresses…

The article concerns the conduct of business activity in Poland by foreign nationals from Ukraine. It cites the normative bases for such a possibility that emerged after Russia’s unlawful aggression against Ukraine. It also presents the economic aspect of the increased presence of the entities…

During the Greek economic crisis of the 2010s, one of the most critical social and economic issues was the inability of individuals to fulfill their loan obligations to banks. To address the problem, the Greek state took some key legislative measures under Law 3869/2010. It…

School- day nutrition in rural settings is a service- delivery challenge affecting human capital. Using an anonymised questionnaire from rural Polish primary schools without canteens (N=  266; ages 10– 16), this study quantifies retail substitution under missing infrastructure. A compact indicator set- second breakfast from…

The specificity of the financial system in European countries remains based mainly on the banking sector, which constitutes the primary source of capital for enterprises. Nevertheless, differences in the level of development of financial systems, including the banking sector, persist across Europe. Among the Central…

Defence policy is an example of primarily national solutions limiting the effectiveness of the European Union. However, the European Commission's proposals for the new financial framework for 2028-2034 demonstrate not only an attempt to rationalize public expenditure but also an unprecedented response to the global…

The main goal of this paper is to study the impact of digital competencies on economic growth measured by changes in the natural logarithm of GDP per capita. The study covers countries that are currently members of the European Union, and the data used to…