Publications

European Watchdogs in Public Finances as Replicas of the Corresponding National Institutions: Reflection on the Implications for the EU Multi-level System

Nazaré da Costa Cabral | CIDEEFF Working Papers nº20

Working Papers

European Watchdogs in Public Finances as Replicas of the Corresponding National Institutions: Reflection on the Implications for the EU Multi-level System

The Application of Artificial Intelligence and the Legal Guarantees of Taxpayers

Andrea Firmino Faia | CIDEEFF Working Papers nº 19

Working Papers

The Application of Artificial Intelligence and the Legal Guarantees of Taxpayers

IRS Jovem – A New Tax Benefit?

Luis Filipe Morais | CIDEEFF Working Papers nº18

Working Papers

The Legitimation of Soft Law in the Context of the Reservation of Law: Limits and Challenges in Tax Law

Carolina Yuri Ymai | CIDEEFF Working Papers nº 17

Working Papers

The Legitimation of Soft Law in the Context of the Reservation of Law: Limits and Challenges in Tax Law

The VAT Exemption Regime in Guinea-Bissau: A Comparison with the Exemption Regime in Portugal, WAEMU and ECOWAS

Braima N'Dami | CIDEEFF Working Papers nº16

Working Papers

The VAT Exemption Regime in Guinea-Bissau: A Comparison with the Exemption Regime in Portugal, WAEMU and ECOWAS

CIDEEFF Activity Report 2025

Other Publications

Findings on Tax Litigation before the Southern and Northern Central Administrative Courts – Judgments published between 2018 and 2023

Autores: Profa. Doutora Ana Paula Dourado, Prof. Doutor Nuno Garoupa & Dra. Claudia Marchetti da Silva

Other Publications

Findings on Tax Litigation before the Southern and Northern Central Administrative Courts – Judgments published between 2018 and 2023

Introdução ao Imposto sobre o Valor Acrescentado Guineense

Clotilde Celorico Palma | Cadernos do IDEFF Internacional nº7

IDEFF Notebooks International

Introdução ao Imposto sobre o Valor Acrescentado Guineense

The Impact of Artificial Intelligence on Coherence, Time Efficiency, and Power Balance in the UN Tax Convetion Process

Ezgi Arik | The Lisbon International and European Tax Law Seminars nº 16

Working Papers

The Impact of Artificial Intelligence on Coherence, Time Efficiency, and Power Balance in the UN Tax Convetion Process

The Authority to Form Double Taxation Agreements: Challenges of Democratic Legitimacy, Sovereignty, and International Influence from German Perspective

Chia-Hao Hsu | The Lisbon International and European Tax Law Seminars nº 15

Working Papers

The Authority to Form Double Taxation Agreements: Challenges of Democratic Legitimacy, Sovereignty, and International Influence from German Perspective

Between Cooperation and Divergence: The UN Framework Convention on International Tax Cooperation and the Challenges of Multilateralism

Mariana Passos Beraldo | The Lisbon International and European Tax Law Seminars nº 14

Working Papers

Between Cooperation and Divergence: The UN Framework Convention on International Tax Cooperation and the Challenges of Multilateralism

Corporate Tax Incentives in Africa and Foreign Direct Investments and Other Objectives

Theophilus Tawiah | The Lisbon International and European Tax Law Seminars nº 13

Working Papers

Corporate Tax Incentives in Africa and Foreign Direct Investments and Other Objectives

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Research Groups

Types of Publications

Publications

European Watchdogs in Public Finances as Replicas of the Corresponding National Institutions: Reflection on the Implications for the EU Multi-level System

The Application of Artificial Intelligence and the Legal Guarantees of Taxpayers

IRS Jovem – A New Tax Benefit?

The Legitimation of Soft Law in the Context of the Reservation of Law: Limits and Challenges in Tax Law

The VAT Exemption Regime in Guinea-Bissau: A Comparison with the Exemption Regime in Portugal, WAEMU and ECOWAS

CIDEEFF Activity Report 2025

Findings on Tax Litigation before the Southern and Northern Central Administrative Courts – Judgments published between 2018 and 2023

Introdução ao Imposto sobre o Valor Acrescentado Guineense

The Impact of Artificial Intelligence on Coherence, Time Efficiency, and Power Balance in the UN Tax Convetion Process

The Authority to Form Double Taxation Agreements: Challenges of Democratic Legitimacy, Sovereignty, and International Influence from German Perspective

Between Cooperation and Divergence: The UN Framework Convention on International Tax Cooperation and the Challenges of Multilateralism

Corporate Tax Incentives in Africa and Foreign Direct Investments and Other Objectives

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