Solar energy is very important means of expanding renewable energy resources. In this paper is described the design and construction of a microcontroller based solar panel tracking system. Solar… (More)
As one of the most important indicator for monitoring the production in industry as well as for directing investment decisions, industrial production plays important role within growth perspectives.… (More)
This study analyses the relationship between energy consumption and economic growth rate in the period 1980 2002 in Sweden. A specific question that is addressed throught this study is what is the… (More)
The general characteristics of output fluctuations in Croatia are examined under fractional integration framework. This paper evaluate the existence of long memory in real output decomposing… (More)