Problem sets and Solutions:
#1 & 2 (due Weds., 9/8 & Fri., 9/10) problems, solutions to #1 (excel file showing calculations)
#3 (due Fri. 10/15, 5 p.m.) problems, solutions (to non-Romer problems)
Solutions to the midterm are here.
# 4 solutions (partial)
Here are solutions to the final exam, and a link to the paper by Roger Farmer that's the basis for question 1.