Why would the president want to manipulate the market? https://markets.businessinsider.com...tweets-on-market-volatility-2019-9-1028508499 A JPMorgan bot analyzed 14,000 Trump tweets and found they're having an increasingly sharp impact on markets JPMorgan's new "Volfefe" index tracks the impact of Trump's tweets on markets. "We can train a classifier to infer how likely each tweet is to move markets," JPMorgan said in a note to clients. Certain words had more of an effect on markets, including China, trade, and Mueller. "A broad swath of assets from single-name stocks to macro products have found their price dynamics increasingly beholden to a handful of tweets from the commander in chief." JPMorgan created a tracker to monitor the impact of Trump's tweets on markets, and the bank said it found "strong evidence" that the president's tweets "increasingly moved US rates markets immediately after publication." The "Volfefe Index" created by the bank analyzed more than 10,000 of Trump's tweets since he took office, with the aim of measuring their impact on rates volatility. The bank found "the effect of tweets on the market is a real one." "We find strong evidence that tweets have increasingly moved US rates markets immediately after publication," JPMorgan said in a note dated September 6.