Small Fiscal Multipliers Do Not Justify Austerity: A Macroeconomic Accounting Analysis of Public Debt-to-GDP Dynamics

In the aftermath of the Great Recession, a debate about the size of fiscal multipliers emerged. Whatever the estimation approach, fiscal multipliers assumed for projections are the result of extrapolations from time-series data. In this article, I take a different perspective by answering the following question: Is it really necessary to know the value of fiscal multipliers to make sensible policy decisions?