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function s=get_moments_size(options)
% function s=get_moments_size(options)
% Computes size of moments for a given model and options
%
% INPUTS
% options: structure of Dynare options
%
% OUTPUTS
% s: size of moments for a given model and options
%
% SPECIAL REQUIREMENTS
% none
% Copyright (C) 2008-2011 Dynare Team
%
% This file is part of Dynare.
%
% Dynare is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
%
% Dynare is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with Dynare. If not, see <http://www.gnu.org/licenses/>.
global M_
n = size(options.varlist,1);
if n == 0
n = M_.endo_nbr;
end
n2 = n*n;
s = n; % mean
s = s + n; % std errors
s = s + n2; % variance
s = s + n2; % correlations
s = s + options.ar*n2; % auto-correlations
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