The stability of the current system guards against a repeat, she said, while outside analysts have noted that it could also free central bankers to leave interest rates lower instead of worrying about the impact of those low rates on financial markets.
Yellen said that overall, the regulatory change put banks, and the economy, back on their feet.
Post-crisis reforms "resulted in a return of lending growth and profitability among U.S. banks," she said. "Material adverse effects of capital regulation on broader measures of lending are not readily apparent."
This article was provided by Reuters.