President's Tweets and Stock Market Volatility
https://www.washingtonpost.com/politics/chaos-breeds-chaos-trumps-erratic-and-false-claims-roil-markets-again/2018/12/04/824506fa-f7ff-11e8-863c-9e2f864d47e7_story.html
https://www.nytimes.com/2018/12/05/business/global-markets.html
Not a great advertisement for the Efficient Market Hypothesis
https://www.washingtonpost.com/politics/chaos-breeds-chaos-trumps-erratic-and-false-claims-roil-markets-again/2018/12/04/824506fa-f7ff-11e8-863c-9e2f864d47e7_story.html
https://www.nytimes.com/2018/12/05/business/global-markets.html
Not a great advertisement for the Efficient Market Hypothesis