Assume certeris paribus, an expansionary gap is where real GDP is above the full employment, and a contractionary gap is where real GDP is below the full employment.
Sure, because it doesn't include the number of people who have become discouraged and are no longer seeking jobs, nor does it include the underemployed.
Related ads:
Shopping for Statistics deals?
Find Coupons and Promo Codes on Coupons by Answers.com