欧洲央行：央行公司债券购买交易中的异质中介（英文版）

This paper studies the role of financial intermediaries in the transmission of central bank corporate bond purchases to bond yields. Contrary to standard expectations, we find that mutual funds—typically viewed as price-elastic investors—amplify, rather than dampen, the effects of these interventions on bond spreads. Following the ECB’s corporate bond purchase announcements in 2016 and 2020, bonds predominantly held by mutual funds experienced significantly larger and more persistent declines