1) (http://www.zerohedge.com/news/2015-11-18/dead-unicorn-walking-square-ipos-9-well-below-expected-range)
2) (http://www.marketwatch.com/story/san-francisco-real-estate-looking-like-it-did-before-dotcom-crash-in-2000-2015-11-20?dist=countdown)
3) (http://mobile.nytimes.com/2015/11/22/technology/livingsocial-once-a-unicorn-is-losing-its-magic.html)
4) (https://gcaptain.com/baltic-dry-falls-below-500-for-first-time-ever/)