Consider the AR(1) model Yt = 0 + 1 Y t-1 + ut. Suppose that the process is stationary. a. Show that E(Y

Consider the AR(1) model Yt = β ₀ + β ₁ Y _t-1 + ut. Suppose that the process is stationary.

a. Show that E(Y _t ) = E(Y _{t - 1} )

b. Show that E(Y _t ) = β ₀ /(1- β ₁ )