Attached is a very simple mod file in Dynare. and we can calculate the steady state value of capital as
Then compare this solution with the one dynare gives out, please notice that dynare gives out log(K) since I use a log-linearized version in dynare
It looks the solution from dynare is as big as 4 times of the right solution, or I made a mistake in the mod file.
dyn_jh_ch_ex1.mod (662 Bytes)