Morris, Richard; de Castro Fernández, Francisco; Jonk, … - 2009
issue by estimating “unexplained” changes in tax and social contribution revenues, based on proxies for tax revenue bases … same exercise using alternative tax base proxies, either taken from forecasting models or on the basis of our knowledge of … the tax system in each country. The results show that, in the aggregate, revenue windfalls and shortfalls have exhibited a …