A major issue of agriculture in Romania is to achieve the level of profitability of farms which ensures their economic viability. In this respect farms seek profitability of each product. The gross margin is a measure of profitability, which for the field crops is determined by the producer...

Three methods reported in the literature are subject to comparative analysis in the present paper: 1. Classic method [1,5]; 2. Merce E., Merce C.C. Method[2,3]; 3. Merce E., at al Method[4]; It is shown that in the case of the first two methods mentioned above, the attempts to distribute...

Cellular automata (CA) can be used to study nonlinear endogenous business cycles. This leads to an examination of the classification of business cycles based on Wolfram's four classes of the dynamical behaviour of cellular automata. Following the path set by Zambelli and Goodwin, a study of...

Blockchain technology has become widely popular with the appearance of cryptocurrencies that use the decentralized nature of blockchain in order to exchange funds between their users. In order to verify various needed details during an exchange, consensus mechanisms are used which solve simple...