Her silence casts doubt on how strongly she'd push the Democratic plank to raise billionaires' taxes.
Countering U.S. adversaries' grip on critical materials and emerging technology is a key motivator of the project.
The Biden administration wants to preserve tax breaks that were given to the middle class, he said.
He said his company will pay whatever the rate is.
Economic resilience has come amid dour sentiment, confounding analysts.
A default would surely trigger a market selloff and the White House has said it could cost millions of jobs.
The Biden administration said job numbers and consumer spending remain strong.
Yellen said in November that she intended to stay for “the duration” of Biden's current term.
The firm's latest models say the chance of a U.S. recession within the next 12 months is 100%.
The president's comments come as many economists are saying a recession is imminent.