Table des matières ABSTRACT ....................................................................................................................... 4  1. Introduction .................................................................................................................... 5  2. Widening the tax base .................................................................................................... 6  3. Implementing progressive tax policies ........................................................................... 7  a) Progressivity of taxation as a human rights requirement ........................................... 8  b) Progressivity properly understood ............................................................................. 9  4. Effectively combating tax evasion and illicit financial flows ...................................... 12  a) Strenthening the ability to collect taxes ................................................................... 13  b) The role of extraterritorial human rights obligations ............................................... 14  c) The role of the private sector: financial institutions................................................. 15  5. Participation and accountability in taxation policies.................................................... 18  6. Conclusion .................................................................................................................... 20  3 CRIDHO Working Paper 2017/1

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