Sri Lanka, April 4 -- The United States yesterday announced and introduced a significant shift in its trade policy by imposing tariffs on imports, marking a departure from the globalization and comparative advantage doctrine that has dominated international trade for decades. This move aims to revert to a more national (i.e. MAGA, or Make America Great Again) and protectionist model, reminiscent of Alexander Hamilton's economic strategy, which emphasizes domestic manufacturing and economic self-sufficiency. It is safe to say that President Donald Trump has been influenced by Hamilton's ideas, particularly in his dealings with all its trading partners (including developing countries), where he has sought to reduce the U.S. trade deficit th...