Make no mistake, her duty in this will be to protect the market manipulating Wall Street firms, and to create legislation to prevent anyone from having a free market to trade in. That's what the big players define as "functioning properly." Fixing the biggest problem has always been easy; illegalize / ban naked short selling, and limit, if not remove, any short selling. Naked short selling hasn't been legal for many years, but the SEC intentionally does not enforce its prevention. Follow the money, which here is counted in trillions of dollars.
https://www.theepochtimes.com/yellen-convenes
Yellen Convenes Meeting to Probe GameStop Volatility and Ensure ‘Markets Are Functioning Properly’
Treasury Secretary Janet Yellen said she will hold a meeting Thursday with top financial market regulators to discuss recent trading volatility.
https://www.theepochtimes.com/yellen-convenes-meeting-to-probe-gamestop-volatility-and-ensure-markets-are-functioning-properly_3684917.html