Which of the Following Best Approximates Okun's Law

Multiple Choice

Which of the following best approximates Okun's law?

A) a 1 percent increase in output leads to a 2 percent decrease in unemployment
B) a 1 percent increase in output leads to a 1 percent decrease in unemployment
C) a 2 percent increase in output leads to a 4 percent increase in unemployment
D) a 2 percent increase in output leads to a 1 percent decrease in unemployment
E) none of the above