> At the undergrad level, it often does. Even introductory economics classes don't do this. One anecdote about a friend of yours who's an inexperienced instruc

> At the undergrad level, it often does. Even introductory economics classes don't do this. One anecdote about a friend of yours who's an inexperienced instructor notwithstanding, if you look at any of the most widely-used and reputed introductory textbooks for undergraduates, you'll see discussion of rationality and the ways in which those assumptions can be relaxed. Just as people study Newtonian mechanics under idealized circumstances before they learn about friction and Van der Waals forces, people learn about the outcomes of rational behavior first, but it's ludicrous to judge an entire field by an outsider's perception of the topics covered during the first few weeks of an introductory course.