Freakonomics Radio Edit this Published in Freakonomics Radio by Freakonomics Radio 100 Ways to Fight Obesity Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/278569/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend (A.J. Brustein / flickr) i Freakonomics asks a dozen smart people for their best ideas. Get ready for a fat tax, a sugar ban, and a calorie-chomping tapeworm.