Related Program: DPR Guest Essays Essay: Free Air? By Don Rush • Mar 13, 2015 Related Program: DPR Guest Essays TweetShareGoogle+Email Credit all-free-download.com The air is free. Or is it? Delmarva Public Radio Essayist George Merrill writes that the free market system always seems to find a way. Listen Listening... / 3:43 Tags: airmarket placecapitalismGeorge MerrillRoyal FarmstiresTweetShareGoogle+EmailView the discussion thread.