Retrofit measures are an effective means to improve both the heating energy and carbon footprint of a building. On one hand, reducing the losses through the envelope reduces the energy consumption. On the other hand, updating the heating from a fossil-fuel based system to an emission-free one...

Fractal analysis has proven useful for the quantitative characterization of complex time series by scale-free statistical measures in various applications. The analysis has commonly been done offline with the signal being resident in memory in full length, and the processing carried out in...

Trends in the last decades, such as the rapid development and rising of China or the convergence of its absolute economic indicators to those of the USA, are significant elements of today's world economy. In this paper we analyze the external trade of these two economic powers: the focus of the...