Two stylised facts of the German labour market are that first, the demand for (high-)skilled labour has been growing rapidly for a number of years and second, the country is facing a particularly strong demographic change with the expected size of the population decreasing rapidly and the...

Despite the increasing global focus on replacing fossil fuels with biomass resources, handling the enormous quantity of ash from biomass thermochemical conversion processes into energy remains a serious challenge from both environmental and economic points of view. Therefore, in pursuit of the...

This study presents three models of multiple linear regressions for forecasting energy demand. The first is a simple multiple linear regression, the second model has an economic interpretation of coefficients (econometric), while the third model is developed in the form of double logarithm...