The ceteris paribus assumption means

If exports and imports both fell, but exports fell less than imports, a. AD would decrease

b. AD would increase. c. AD would be unaffected. d. AD could either increase or decrease.

In terms of an economic contribution, building a football stadium

A. has been shown to be futile. The team leaves anyway. B. with public dollars has never been shown to enhance a community's economy. C. to attract a team has always been a successful strategy in growing an community's economy. D. to keep a team that would otherwise leave has always been a successful strategy in growing an community's economy.