Biden nominees ethics pledges on cryptocurrencies, university and company ties

WASHINGTON (Reuters) - Several of President Joe Biden's nominees to head key U.S. agencies are selling stock holdings and pledging to seek ethics waivers if they have to oversee matters in which they have had personal interests, according to new filings with the Office of Government Ethics. Biden has asked federal employees to sign stepped-up ethics pledges, and said no family members will work in the White House. Multiple conflicts of interest emerged in the previous administration of Donald Trump. U.S. Treasury Secretary Janet Yellen last week obtained a waiver from Treasury ethics lawyers b...