"In the News" article in Chapter 7.

"In the News" article in Chapter 7.  The article describes an experiment in San Francisco where parking meter prices are increased during the peak business hours when drivers most want parking places. These dynamic prices replace the constant, lower, hourly charges that generally result in not enough parking spaces being available.  It's the invisible hand at work.  The people who value the parking spots the most (who are willing to pay the most) get the parking places that are freed up by people unwilling to pay the higher prices.  Is the idea of selling to the highest bidder usually the best approach? Comment on two things for this discussion: 1) How do the concepts of free markets and consumer surplus relate to this article?  2) Explain briefly why you think San Francisco has a good idea, or not