Multiple Choice
The oil shock of 2007-2008 saw the price of oil rising from less than $60 a barrel in March 2007 to over $145 a barrel in July 2008,and decreasing again to just over $30 a barrel in December 2008.Assuming the economy was at potential GDP prior to the oil shock,the increase in the price of oil,such as what occurred between March 2007 and July 2008,acts as a negative supply shock,resulting in
A) a movement up along the Phillips curve.
B) a movement down along the Phillips curve.
C) an upward shift of the Phillips curve.
D) a downward shift of the Phillips curve.
Correct Answer:

Verified
Correct Answer:
Verified
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