This work examines an artificial neural system (ANS) capable of dimensionality-reduction and its fitness to a business data analysis problem. While ANSs are often used in the later stages of explorative data analysis to place similar cases in clusters or to identify known patterns, the role of...

In the field of healthcare innovation, Greece ranks 26th in FREOPP’s World Index of Healthcare Innovation (WIHI) 2021 analysis. Such a standing illustrates low performance in the dimensions of quality, science and technology and fiscal sustainability. This article seeks to shed light on this...

Many surveys analyse the volatility of stock market indexes, omitting the role of individual stocks in that phenomenon. In the present study, we focus on that part of the market, using financial and market data from listed firms in the Athens Stock Exchange (ASE) index in several crashes, during...