Suppose the domestic price (no-international-trade price) of copper is $1.20 a pound in the United States while the world price is $1.00 a pound. Assuming no transportation costs, the United States will:

The above table presents data from the nation of Pacifica. When real GDP equals $2.0 trillion, aggregate planned expenditure equals

A) $3.75 trillion. B) $5.00 trillion. C) $5.50 trillion. D) $4.00 trillion. E) $6.00 trillion.

It would require the most money to maintain a margin account when

A. You went short at $4.00 and futures are now at $3.00 B. You went long at $4.00 and futures are now at $3.00 C. You went short at $4.00 and offset your position when futures were at $3.50 D. Either A or B as you need margin money whether you are short or long