In a recent essay in The Regulatory Review, I argued that President Donald J. Trump’s Executive Order 13,771, known as the “1-in-2-out” executive order on regulations, has been a categorical policy failure. I may have been too harsh in my assessment—but certainly not because I have changed my verdict on the executive order’s failure. Rather, the Trump Administration’s experiment with a regulatory budget has been useful in one respect: It has proven that the idea of a regulatory budget does not deserve to be taken seriously in regulatory policy circles, and it shows that imposing a budget on regulations simply does not work in practice. It appears William Yeatman agrees with me on both counts in his recent essay in The Regulatory Review, w...