https://www.thestree...to-prepare.html
I think we something to give it a push such as a war with North Korea. That could spark trades issues with China, which could cause long term economic issues. I don't think a war with Iran would do it. Then again it is usually the unknownes that get us.
North Korea is planning a new missile test - near the Olympics?
http://www.newsweek....orts-say-768497
http://www.thedrive....listic-missiles