read up on yield curve control. https://www.stlouisfed.org/on-the-economy/2020/august/what-yield-curve-control https://www.stlouisfed.org/on-the-economy/2020/a

read up on yield curve control. https://www.stlouisfed.org/on-the-economy/2020/august/what-yield-curve-control https://www.stlouisfed.org/on-the-economy/2020/august/what-y... Basically: central bank has infinite money and buys all the debt at 0%, and outbids everyone else. Simple.