FinanceVIEW 4 Biden to bar U.S. banks from rouble debt primary market Reuters 6 minutes read President Joe Biden will issue an executive order on Thursday authorizing the U.S. government to sanction any sector of the Russian economy and barring U.S. banks from participating in the primary markets for rouble-denominated bonds. It does not however prevent them from buying the debt in secondary markets, Reuters reported read more . Here is a selection of quotes on the subject: TOM DIGALOMA, MANAGING DIRECTOR, SEAPORT GLOBAL HOLDINGS, GREENWICH, CONNECTICUT (email) "Treasury yields are falling due geo-political risks coming from the escalation of Russia/Ukraine conflict,