One of the products of a liberal undergraduate education is the ability to think critically. In practice, critical thinking is a skill that economics students are supposed to master as they complete their studies. However, exactly what critical thinking means is generally not well defined....

Although instructors are increasingly using electronic discussions with both traditional and online classes, little has been written about how to best moderate these discussions. Moderating online discussions requires tremendous skill. As with in-class discussions, the primary goal of the...