it depends..if you wann high mark..so book is necessary...it's not my major course, so I dont' care about it, move more time to my major course...anyway I got between A- to A without text book so far
you can ask some advices from economic students, I am from Engineering...so really up to you. good luck
Ohhhhh. Thank you all, and Feng. This is coolllllll!! And it is free.
These are the slides the course uses? There are 3 books. 1, Macroeconomics, 2, Microeconomics, 3, breif macroeconomics. What order did you go?