Lucia, Paliu - Popa; Ionela-Claudia, Dina - In: Ovidius University Annals, Economic Sciences Series XI (2011) 1, pp. 1583-1587
Given that the purpose of any business, and therefore those working in the field of extraction of coal mineral resources, is aimed at maintaining the equilibrium relationship between revenue and expenditure, the management problem facing firms is to find those methods which allow sizing and...