【单选题】The market for beef is in long-run equilibrium at a price of $3.25 per pound. The announcement that mad cow disease has been discovered in the United States reduces the demand for beef sharply, and th...
A.
$3.25 per pound.
B.
$2 per pound.
C.
greater than $2 per pound. but less than $3.25 per pound.
D.
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