Javier Milei slashed poverty, tamed inflation, and turned a supposed “bloodbath” into a case study in market reform. We were promised an absolute bloodbath. During the 2023 election in Argentina, politicians, academics, journalists, and commentators lined up to denounce populist candidate Javier Milei and his plans for “shock therapy,” symbolized by the chainsaw he had taken to brandishing ominously on the campaign trail while shouting, “¡Viva la libertad, carajo!” (“Long live liberty, damn it!”) Just days before Argentina went to the polls, more than a hundred economists, including superstar Thomas Piketty, published an open letter. They said a win for...