Weeks after a 3.75% rise in metro fares in Santiago, Chile sparked violent protests by a small group of students that then generated more widespread disruption, mostly peaceful mass protests continue. Some observers have seized on the political crisis to make often-repeated claims that Chile’s free-market model has generated growing inequality and been fundamentally unjust despite having produced greater wealth. Yet such claims are difficult to square with the facts. Since its free-market reforms began in…