EFFECTIVE TAX RATE I PORTUGAL: DETERMI A TS A D FI A CIAL REPORTI G IMPACT Ana Gabriela Costa, Faculty of Economics, University of Porto, anagabriela_mvc@hotmail.com Francisco Vitorino Martins, Faculty of Economics, University of Porto, vmartins@fep.up.pt Elísio Brandão, Faculty of Economics, University of Porto, ebrandao@fep.up.pt ovember, 2012 Abstract: In academic literature, it is usual to analyze the variability of effective tax rates, because some authors try to justify the reasons for…
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