The debate about these policies hinged on two crucial uncertainties. One was the size of the multiplier. Sceptics reckoned that it would be low, and that neither stimulus nor austerity would have much effect on output or jobs. Stimulus simply absorbs resources that would otherwise have been used by private firms, they argued. Moreover, firms and households would probably save their share of the proceeds, rather than bolster the economy by spending them, since they would assume that the government’s largesse was only temporary and that tax bills would soon be going back up.   이부분좀 빨리 번역해 주세요   그리고 Sovereign doubts 이 뜻도요