5.15. The derivation of the log-linearized equation of motion for capital. Con- sider the equation of motion for capital, K+1 = K₁+ K(AL)-- C- G₁-8K. (a) (i) Show that ln K+1/oln K, (holding At, Lt. Ct, and G, fixed) equals (1++)(K/K+1).

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5.15. The derivation of the log-linearized equation of motion for capital. Con-
sider the equation of motion for capital, K+1 = K; + K(A;L)- - C-
G- SK.
(a) (i) Show that ô In K,+1/0ln K, (holding At, Lt, C, and G, fixed) equals
(1 +r+1)(Kt/Kt+1).
Transcribed Image Text:5.15. The derivation of the log-linearized equation of motion for capital. Con- sider the equation of motion for capital, K+1 = K; + K(A;L)- - C- G- SK. (a) (i) Show that ô In K,+1/0ln K, (holding At, Lt, C, and G, fixed) equals (1 +r+1)(Kt/Kt+1).
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