In some cases, unexpected increases in tax revenues are partly used to finance increases in government expenditure, raising doubts as to the permanent nature of ongoing fiscal consolidation.
Mõnel juhul kasutatakse maksutulude ootamatut suurenemist valitsussektori suurenevate kulutuste katmiseks, mis tekitab kahtlusi käimasoleva rahanduse stabiliseerimise püsiva iseloomu suhtes.