A firm in which market has the most market power?

One reason the aggregate demand curve is downward sloping is because of the

A) interest rate effect. B) tariff effect. C) welfare effect. D) price effect.

The so-called Great Recession in the U.S.:

A. Is another name for the Great Depression B. Was the worst economic downturn since the Great Depression C. Was triggered by oil-supply shocks D. Was caused by a sharp increase in the value of the U.S. dollar