Investors and financial analysis firms are increasingly looking at "sentimental analysis" — such as Facebook "likes" and Twitter messages — to gauge a company's social popularity. iStockphoto.com hide caption

toggle caption iStockphoto.com

How Much Is A 'Like' On Facebook Worth For A Company's Share Price?

  • Download
  • <iframe src="https://www.npr.org/player/embed/163434283/163453286" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Note: Totals may not add up to 100 percent, due to rounding. Alyson Hurt /NPR hide caption

toggle caption Alyson Hurt /NPR

Our Cute Animal Experiment, Explained

  • Download
  • <iframe src="https://www.npr.org/player/embed/132838904/132846173" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

SEC Just Now Seeking Key Information On Meltdown

  • Download
  • <iframe src="https://www.npr.org/player/embed/114438676/127421162" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">