W2017 Ecuadorian tax haven referendumWAfrican Tax Administration ForumWArm's length principleWBase erosion and profit shiftingWBermuda Black HoleWConduit and Sink OFCsWConvention on Mutual Administrative Assistance in Tax MattersWDeparture taxWDirectorate-General for Taxation and Customs UnionWDouble Irish arrangementWDutch SandwichWIreland v CommissionWFinancial Secrecy IndexWFlag of convenienceWForeign Account Tax Compliance ActWGlobal resources dividendWInter-American Center of Tax AdministrationsWIntra-European Organisation of Tax AdministrationsWIreland as a tax havenWMultilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit ShiftingWOffshore companyWOffshore financial centreWOffshore LeaksWFeargal O'RourkeWPortugal's list of tax havensWRelinquishment of United States nationalityWRobin Hood taxWTax harmonizationWTax Justice NetworkWUgland House