Former president and current Republican presidential candidate Donald Trump wants to extend the tax cuts passed when he was in the White House, which are due to expire next year. That would not just be welcomed by the many Americans who would benefit, it could boost economic activity. But there’s a big problem: The protectionist tariffs favored by Trump would undo the good done by his tax cuts, reducing rather than increasing prosperity. Tariffs Not Seen Since the Great Depression”Former President Donald Trump’s proposals to impose a universal tariff of 20 percent and an additional tariff on C…