Support WBURAfter 2 Years, Trump Tax Cuts Have Failed To Deliver On GOP's PromisesPlay04:13Download AudioScott HorsleyDecember 20, 2019 SharePresident Trump prepares to sign the tax legislation in the Oval Office on Dec. 22, 2017. The GOP tax cut did not pay for itself, as promised, nor did it deliver a sustained boost to economic growth. (Getty Images)