We study, theoretically and empirically, how countries choose intra-bloc tariffs and preferential margins when they … to a customs union (where members coordinate external tariffs). Moreover, in customs unions (but not necessarily in free …

card platforms, adopt multi-part tariffs. We show that ad valorem taxes can correct underprovision and hence increase … result in different settings, including vertically interlinked markets, markets where firms adopt menus of tariffs to screen … consumers and where they compete with multi-part tariffs. Our results suggest that exempting these markets from taxation may be …

delayed pass-through of tariffs into import prices could cause such prolonged differential import growth. We examine how …

Are retaliatiory tariffs politically targeted and, if so, are they effective? Do countries designing a retaliation …

structural model of endogenous tariff evasion, one which then highlights the importance of both tariffs and border enforcement …