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At the turn of the last two decades of the 20th century, major changes occurred in the social, political and economic systems of Central and Eastern European countries. Authors in their paper relate to the economic fundamentals of a state in the conditions of a mixed economy. They note that in this type of an economic arrangement, private sector co-exists along with the private sector, and economic activities are being carried out via market mechanisms as well as public institutions. The aim of the paper is to ide...

In this paper, a new system is designed, which can be implemented into mobile phones, without increasing their size and power, while using Galileo satellites. The system will offer the rescue service also in areas without terrestrial mobile network coverage – for everyone, but decisive purpose of our study is to develop appropriate equipment for disabled people in challenging environmental conditions such as skiing in foggy weather as well as night cross-country skiing or riding bike in such conditions. First pa...