Which of the Following Is the Fisher Equation?
A) $i _ { t } = R _ { t } + \tilde { Y } _ { t }$

Multiple Choice

Which of the following is the Fisher equation?

A) $i _ { t } = R _ { t } + \tilde { Y } _ { t }$
B) $$i _ { t } = R _ { t } - \pi _ { t }$$
C) $$i _ { t } + R _ { t } = \pi _ { t }$$
D) $i _ { t } = R _ { t } + \pi _ { t }$
E) $R _ { t } = i _ { t } + \pi _ { t }$