Government-run schools keep failing. It shouldn’t surprise us. Monopolies rarely serve customers well. People call them “public schools,” but “government-run” is more accurate. After all, charter schools are available to the public. Privately-run supermarkets are open to the public for more hours than “public” schools are. International tests show American kids don’t learn as much as kids in other countries. During the pandemic, they did even worse because our teachers unions kept schools closed. It’s even worse in my state, New York, where big government and unions thrive. Here, kids’ tests s…