Federal Reserve Chair Jerome Powell testifies during a U.S. House Oversight and Reform Select Subcommittee hearing on coronavirus crisis, on Capitol Hill in Washington, June 22, 2021.
Graeme Jennings | Pool | Reuters
JPMorgan's chief U.S. economist says there's a "significant chance" Jerome Powell will not be nominated to a second term as Federal Reserve chairman even though his response to the pandemic has been viewed positively.