With Adaptive Expectations, the Phillips Curve Can Be Written As $\Delta \pi _ { t } = \bar { v } \tilde { Y } _ { t }$

question 25

Multiple Choice

With adaptive expectations, the Phillips curve can be written as:

• A) \(\Delta \pi _ { t } = \bar { v } \tilde { Y } _ { t }\)
• B) \(\Delta \pi _ { t } = \pi _ { t - 1 } + \overline { \boldsymbol { v } } \tilde { Y } _ { t }\)
• C) \(\Delta \pi _ { t } = v \tilde { Y } _ { t }\)
• D) \(\Delta \pi _ { t } = \bar { v } u _ { t }\)
• E) \(\pi _ { t } = \pi _ { t - 1 }\)

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