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2. AHRESP. (2021b). IVA reduzido constará no próximo orçamento de Estado? [Will reduced VAT be included in the next State budget?]. https://ahresp.com/2021/08/iva-reduzido/
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4. Application of the constitutional principle of generality in Spanish companies’ taxation. A compared study to Portugal
5. The effects of COVID-19 on job security and unemployment in Portugal