Inflation expectations have become more anchored over time
研究了1973年石油禁运对美国通胀预期的影响，发现尽管禁运时间短，但通胀预期的影响持续了十年，且随时间推移变得更加稳定。
The Organization of Arab Petroleum Exporting Countries imposed an oil embargo on the United States in October 1973 in response to U.S. support of Israel during the Yom Kippur War. The embargo was lifted in March 1974, and although it lasted less than six months, the effects on inflation and inflation expectations in the United States would persist for a decade.