Neither of those "explanations" are accurate, Trump didn't inherit a failing economy, in fact, the vast majority of economic indicators as of 1/17 were all pointing in the right directions, he caught the wave in progress, his biggest accomplishment is that he didn't blow up. This image that Trump saved the day is bogus
Secondly, the tax cuts, stimulus to the rich, did add a sugar high, but as we've seen with the GDP, it is burning off, and in the meantime, the Natioanl Debt is ballooning with a good economy, contradictory by economic standards. And before you add the predictable, Obama yada yada yada the debt, Obama was dealing with a historic recession bordering on depression, Trump a moving economy, and in the process, Trump has increased descretionary spending, which Obama mangled to cut in the later years of his Administration
Lastly, regulation, you lemmings bought the charade, Trumps regulation cutting is more the loss of citizen and consumer spending than limiting restrictions, actually favors to big donors to increase profits
And now time for either one of "truthie's" corny copy and paste videos, or, a breakdown of phrases coupled with talk radio rhetoric