 So how can they get the most basic things wrong all the time, and why do really smart people in the government, some of them, seem to always get things wrong? It's got a name. It's called the knowledge problem. I know that sounds weird, but I'm going to explain it to you, but it's important. So the knowledge problem. This is important that you understand this. The knowledge problem works like this. Why do economists always get things wrong, especially liberal ones, always?