Every day, 500 airplanes in San Francisco incur an additional 30 minutes of airport delays when flying into or out of the airpor
t. In Chicago, the delays amount to 15 minutes for 1,200 airplanes. If the price of time is $30/hour in San Francisco and $20/hour in Chicago, which airport incurs the largest opportunity cost? a. San Franciso
b. Chicago
c. neither