Dealers and investors in Europe and the U.S. are rushing to stockpile the safest assets as collateral -- gumming up the financial plumbing of the biggest bond markets with echoes of disruptions wrought by the 2020 pandemic.
As Russia’s invasion of Ukraine spurred a disruptive flight-to-quality, Treasury traders failed to follow through with their so-called repurchase agreements by the most in almost two years.
