"Hacienda Pública Estados Unidos." . . "Política fiscal." . . "Estats Units d'Amèrica." . . . . . . . . "Federal tax reform the impossible dream?" . . . "Federal tax reform, the impossible dream" . . . . . "Federal tax reform : The impossible dream?" . . . . . "Federal tax reform, the impossible dream?"@en . "Federal tax reform, the impossible dream?" . "Federal Tax Reform : The Impossible Dream?" . "Federal tax reform : the impossible dream ?" . . . . . . "Federal tax reform : the impossible dream" . . . . . . . . "Federal tax reform" . . . . . . "Belastinghervormingen." . . "Verenigde Staten van Amerika" . . "Relacions fiscals intergovernamentals." . . "USA." . . "Steuer." . . "Steuerreform." . . "Droit fiscal États-Unis." . . "Droit fiscal - États-Unis." . "Reforma fiscal." . . "Droit fiscal États-Unis Législation." . . . . "Impostos Estats Units d'Amèrica." . . "Verenigde Staten." . .