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Modern financial recommender systems of online social networks have switched to using extended databases that take into account not only mass and typical, but also peripheral and personalized requests of network users. Such systems use ‘long-tail’ technology. ‘Long-tail’ recommender systems demonstrate the ability to consider…

As part of localization strategies, mergers and acquisitions occur to be a good means of rapid development for companies wishing to set up outside their country of origin. These strategies arouse the substantial interest of business leaders and continue to be the subject of research…

The year 2020 has been remembered as one of the biggest health crises for human society. Restrictive traffic conditions, including economic activity, have helped to reduce trade relations around the globe. Many national and international companies, due to the decrease in turnover, have declared bankruptcy…

The pandemic, and more precisely the regulations connected with it, have influenced the society’s functioning, which is especially visible in the case of the young population.  The goal of the research was to compare students’ online behavior and attitudes towards communication online and distance learning…

Optimization approaches such as business process management (BPM) have become increasingly popular in the past decade. This comes as a result of and increasingly smarter, quicker and better business landscape. To achieve success, companies must identify the best path and they need to do it…

The article describes to what extent the lifestyle and well-being of Polish consumers changed in the pandemic after the first wave in March 2020. It presents the assessment of the lifestyle among Polish consumers during the pandemic, taking into account the dichotomous scales referred to…

In Indonesia, enterprise risk management (ERM) disclosure is mandatory and is expected to be substantial risk mitigation for investors. However, it becomes a question of whether the investors respond positively to ERM disclosure. ERM implementation requires the company's resources that should impact its profitability. Thus,…

The paper describes the sustainable e-health system concerning the theoretical studies and practical Polish healthcare experience. The aim of the paper is to describe the theoretical issues of sustainable development in e-health, and to show practical issues of information and communication technologies (ICTs) as the…

Radio spectrum access has become an increasingly addressed problem; thus, a dynamic solution has emerged involving coordinating users to use a shared spectrum, proposed in the book by Lasaulce and Tembine (2011). Notwithstanding, users competing for the same limited resource may have no incentive to…

The field of IT management is one of the most discussed areas. This was initiated by changes in IT development, its importance, and the view of IT. IT is no longer just a view of the technologies themselves, but also a view on their importance…