If people expect the economy to do well in the future, they will increase their consumption today at every price level

Which of the following changes aggregate supply and shifts the aggregate supply curve? i. change in the price level ii. change in potential GDP iii. change in the money wage rate

A) i only B) ii only C) iii only D) ii and iii E) i, ii, and iii

Cartels can detect cheating by

A) reporting each other to government authorities. B) keeping two sets of accounting books, one for internal use and one for sharing with the cartel. C) dividing the market by region so that each cartel member is the only seller in a particular region. D) All of the above.