Factbox: Hear it for yourself: How Fed chiefs' emotions come through

WASHINGTON, July 21 (Reuters) - In a machine learning study of Federal Reserve chiefs, former Chair Ben Bernanke had several news conferences when his answers were all judged to have been delivered with a positive emotional tone, former Chair Janet Yellen came the closest to neutral, and current Chair Jerome Powell had several outings rated all negative. read more
Here are some examples:
June 22, 2011, Bernanke, perfect positive: https://www.youtube.com/watch?v=SC2wYdZjh1E
March 15, 2017, Yellen, close to neutral: https://www.youtube.com/watch?v=Y4muZJ1-NJ4
July 31, 2019, Powell, perfect negative https://www.youtube.com/watch?v=6CNOi7onj2s
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