Gurgul, Henryk; Lach, Łukasz - Volkswirtschaftliche Fakultät, … - 2011
coal usage with respect to economic growth. On the other hand, calculations for the pairs lignite–GDP and total coal … consumption–GDP showed the existence of a significant nonlinear causality from coal usage to economic growth. This is clear … evidence for claiming that lignite plays an important role in the economic growth of the Polish economy. Furthermore, each coal …