The benefits did not just“trickle-down”—they poured, writes Arthur Laffer https://www.economist.com/by-invitation/2026/06/02/reaganomics-brought-growth-we-can-only-dream-of-today?taid=6a1f17dd3df0d800015bff69&utm_campaign=trueanthem&utm_medium=social&utm_source=voante