Review from a student who took 304K
Definetely take him. Just attend classes, he has spot checks (attendance), he doesn't ask for much homework, and you just have to be intuitive to economics. It is all fairly easy. I got an A twice with him.

Review from a student who took Macroeconomics
He is a really good teacher. My best Economic teacher in UT. Take him! He is really helpfull and concern about his students. I really really recommend him.