Suppose the Domestic Supply (Q^S) and Demand (Q^D) for Skateboards $$\begin{array} { l } Q ^ { 5 } = - 60 + 3 P \\Q ^ { D } = 390 - 2 P\end{array}$$

Multiple Choice

Suppose the domestic supply (Q^S) and demand (Q^D) for skateboards in the United States are given by the following set of equations: $$\begin{array} { l } Q ^ { 5 } = - 60 + 3 P \\Q ^ { D } = 390 - 2 P\end{array}$$ In the absence of trade with the rest of the world, the consumer surplus in the United States skateboard market equals _____ and the producer surplus equals_____.

A) $7,050; $11,525
B) $31,500; $9,450
C) $20,474; $7,350
D) $11,025; $7,350