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function scaleout = imrgraph(imf,nvar,imstp,xlab,ylab)
% function scaleout = imrgraph(imf,nvar,imstp,xlab,ylab)
% imcgraph: impulse, r (row: shock 1 to N), graph
% imf: impulse responses, column (responses to 1st shock, responses to 2nd shock
% etc), row (impusle steps),
% nvar: number of variables
% imstp: step of impulse responses
% xlab,ylab: labels
%
% See imcgraph, imcerrgraph, imrerrgraph
%
% Copyright (C) 1997-2012 Tao Zha
%
% This 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.
%
% It 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.
%
% If you did not received a copy of the GNU General Public License
% with this software, see <http://www.gnu.org/licenses/>.
%
t = 1:imstp;
temp1=zeros(nvar,1);
temp2=zeros(nvar,1);
maxval=zeros(nvar,1);
minval=zeros(nvar,1);
for i = 1:nvar
for j = 1:nvar
temp1(j)=max(imf(:,(j-1)*nvar+i));
temp2(j)=min(imf(:,(j-1)*nvar+i));
end
maxval(i)=max(temp1);
minval(i)=min(temp2);
end
scaleout = [maxval(:) minval(:)];
%--------------
% Column j: Reponses; Row i: Shock 1 to N
%-------------
figure
rowlabel = 1;
for i = 1:nvar
columnlabel = 1;
for j = 1:nvar
k=(i-1)*nvar+j;
subplot(nvar,nvar,k)
plot(t,imf(:,k),t,zeros(length(imf(:,k)),1),':' );
set(gca,'YLim',[minval(j) maxval(j)])
set(gca,'XTickLabel',' ');
set(gca,'YTickLabel',' ');
if rowlabel == 1
%title(['X' num2str(j)])
%title(eval(['x' num2str(j)]))
title(char(xlab(j)))
end
if columnlabel == 1
%ylabel(['X' num2str(i)])
%ylabel(eval(['x' num2str(i)]))
ylabel(char(ylab(i)))
end
columnlabel = 0;
end
rowlabel = 0;
end
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