I changed my model.
however, i got another error.
attached files are the dynare code and data!
Thanks for your help!
Error in computing likelihood for initial parameter values
??? Error using ==> print_info at 42
Blanchard Kahn conditions are not satisfied: indeterminacy
Error in ==> initial_estimation_checks at 101
print_info(info, options_.noprint)
Error in ==> dynare_estimation_1 at 334
initial_estimation_checks(xparam1,gend,data,data_index,number_of_observations,no_more_missing_observations);
Error in ==> dynare_estimation at 62
dynare_estimation_1(var_list,varargin{:});
Error in ==> rational_EST at 122
dynare_estimation(var_list_);
Error in ==> dynare at 132
evalin('base',fname) ;