By Marc Bautis via Iris.xyz
2 Years of Trump Tweets: How Much Power Do Presidential Tweets Actually Have on Markets?
No president in history has personally used social media more than Donald Trump. His tweets have given us unprecedented insight into what the most powerful man in the world is thinking on an almost-daily basis.
These 140-character messages are so important that they’re even considered official presidential statements by the Department of Justice.
Since President Trump was elected, he has targeted a number of companies with tweets. So much so that “tweet risk” is one more thing traders have learned to watch out for.
What have Trump’s tweets done to stocks over the last 2 years?
But, there are signs that the overall market has learned to ignore Trump tweets 
Though company stocks might take a swing when the president tweets, there are signs that Wall Street has learned to take the president’s tweets in stride. Goldman Sachs analysts found that “President Trump’s tweets on trade matter fairly little for major markets.”
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