diff --git a/matlab/expand_group.m b/matlab/expand_group.m
index 4700de889162e3ddfa209217a5c9d89339e9ae6b..8011b471b9572b35e3db3bd2151174cac8f43383 100644
--- a/matlab/expand_group.m
+++ b/matlab/expand_group.m
@@ -51,6 +51,7 @@ for j=1:length(shocks)
     M.shock_groups.(options.plot_shock_decomp.use_shock_groups).(['group' int2str(j)]).label=shocks{j};
     M.shock_groups.(options.plot_shock_decomp.use_shock_groups).(['group' int2str(j)]).shocks=shocks(j);
 end
+M.exo_names = mydata.exo_names;
 
 options.plot_shock_decomp.interactive=0;
 options.plot_shock_decomp.expand=1;
diff --git a/matlab/graph_decomp.m b/matlab/graph_decomp.m
index 2f24e17c7c07217fc7a04ebfefec20105e6e5d53..b0c865f130065a2c47b98d4c70a95cda13940f18 100644
--- a/matlab/graph_decomp.m
+++ b/matlab/graph_decomp.m
@@ -51,25 +51,6 @@ if ~isempty(opts_decomp.type)
     fig_mode = [fig_mode '_'];
 end
 
-if isfield(opts_decomp,'flip')
-    flip_decomp = opts_decomp.flip ;
-else
-    flip_decomp = 0;
-end
-if flip_decomp
-    fig_mode1 = [fig_mode1 '_flip'];
-    fig_mode = [fig_mode 'flip_'];
-end
-
-if isfield(opts_decomp,'diff')
-    differentiate_decomp = opts_decomp.diff ;
-else
-    differentiate_decomp = 0;
-end
-if differentiate_decomp
-    fig_mode1 = [fig_mode1 '_diff'];
-    fig_mode = [fig_mode 'diff_'];
-end
 if isfield(opts_decomp,'init_cond_decomp')
     init_cond_decomp = opts_decomp.init_cond_decomp ;
 else
@@ -232,8 +213,9 @@ for j=1:nvar
             mydata.first_obs = DynareOptions.first_obs;
             mydata.nobs = DynareOptions.nobs;
             mydata.plot_shock_decomp.zfull = DynareOptions.plot_shock_decomp.zfull(i_var(j),:,:);
-            mydata.endo_names = endo_names{i_var(j)};
-            mydata.endo_names_tex = DynareModel.endo_names_tex{i_var(j)};
+            mydata.endo_names = endo_names(i_var(j));
+            mydata.endo_names_tex = DynareModel.endo_names_tex(i_var(j));
+            mydata.exo_names = DynareModel.exo_names;
             if ~isempty(mydata.shock_group.shocks)
                 c = uicontextmenu;
                 hl.UIContextMenu=c;
@@ -266,8 +248,9 @@ for j=1:nvar
             fprintf(fidTeX,' \n');
         end
     else
-        dyn_saveas(fhandle,[DynareOptions.plot_shock_decomp.filepath, filesep, DynareModel.fname,preamble_figname,endo_names{i_var(j)},fig_mode1,fig_name],DynareOptions.plot_shock_decomp.nodisplay,DynareOptions.plot_shock_decomp.graph_format);
-        
+        if ~isempty(DynareOptions.plot_shock_decomp.filepath)
+            dyn_saveas(fhandle,[DynareOptions.plot_shock_decomp.filepath, filesep, DynareModel.fname,preamble_figname,endo_names{i_var(j)},fig_mode1,fig_name],DynareOptions.plot_shock_decomp.nodisplay,DynareOptions.plot_shock_decomp.graph_format);
+        end
     end
 end
 
diff --git a/matlab/graph_decomp_detail.m b/matlab/graph_decomp_detail.m
index 59e1c45026e59be6108fb82f817ff631c1187422..7ff2be01b165534759cd5c7e21c946481366c90e 100644
--- a/matlab/graph_decomp_detail.m
+++ b/matlab/graph_decomp_detail.m
@@ -53,25 +53,7 @@ if ~isempty(opts_decomp.type)
     fig_mode1 = ['_' fig_mode];
     fig_mode = [fig_mode '_'];
 end
-if isfield(opts_decomp,'flip')
-    flip_decomp = opts_decomp.flip ;
-else
-    flip_decomp = 0;
-end
-if flip_decomp
-    fig_mode1 = [fig_mode1 '_flip'];
-    fig_mode = [fig_mode 'flip_'];
-end
 
-if isfield(opts_decomp,'diff')
-    differentiate_decomp = opts_decomp.diff ;
-else
-    differentiate_decomp = 0;
-end
-if differentiate_decomp
-    fig_mode1 = [fig_mode1 '_diff'];
-    fig_mode = [fig_mode 'diff_'];
-end
 if isfield(opts_decomp,'init_cond_decomp')
     init_cond_decomp = opts_decomp.init_cond_decomp ;
 else
@@ -232,8 +214,9 @@ for j=1:nvar
                 mydata.first_obs = DynareOptions.first_obs;
                 mydata.nobs = DynareOptions.nobs;
                 mydata.plot_shock_decomp.zfull = DynareOptions.plot_shock_decomp.zfull(i_var(j),:,:);
-                mydata.endo_names = endo_names{i_var(j)};
-                mydata.endo_names_tex = DynareModel.endo_names_tex{i_var(j)};
+                mydata.endo_names = endo_names(i_var(j));
+                mydata.endo_names_tex = DynareModel.endo_names_tex(i_var(j));
+                mydata.exo_names = DynareModel.exo_names;
                 if ~isempty(mydata.shock_group.shocks)
                     c = uicontextmenu;
                     hax.UIContextMenu=c;
@@ -289,8 +272,9 @@ for j=1:nvar
                 fprintf(fidTeX,' \n');
             end
         else
-            dyn_saveas(fhandle,[DynareOptions.plot_shock_decomp.filepath, filesep, DynareModel.fname,preamble_figname,endo_names{i_var(j)},fig_mode1,fig_name suffix],DynareOptions.plot_shock_decomp.nodisplay,DynareOptions.plot_shock_decomp.graph_format);
-            
+            if ~isempty(DynareOptions.plot_shock_decomp.filepath)
+                dyn_saveas(fhandle,[DynareOptions.plot_shock_decomp.filepath, filesep, DynareModel.fname,preamble_figname,endo_names{i_var(j)},fig_mode1,fig_name suffix],DynareOptions.plot_shock_decomp.nodisplay,DynareOptions.plot_shock_decomp.graph_format);
+            end    
         end
     end
 end
diff --git a/matlab/plot_shock_decomposition.m b/matlab/plot_shock_decomposition.m
index ce21cc61077275f75cfee962549dc0c11a52129f..3033b2e229832d2d0845030cc30ef85f07c670a1 100644
--- a/matlab/plot_shock_decomposition.m
+++ b/matlab/plot_shock_decomposition.m
@@ -164,20 +164,21 @@ end
 
 if ~isempty(init2shocks) && ~expand
     n=size(init2shocks,1);
+    M_.exo_names_init=M_.exo_names;
     for i=1:n
         j=strmatch(init2shocks{i}{1},M_.endo_names,'exact');
         if ~isempty(init2shocks{i}{2})
             jj=strmatch(init2shocks{i}{2},M_.exo_names,'exact');
+            M_.exo_names_init{jj}=[M_.exo_names_init{jj} ' + ' M_.endo_names{j}];
             z(:,jj,:)= z(:,jj,:) + oo_.initval_decomposition (:,j,:);
         else
             z(:,end,:)= z(:,end,:) - oo_.initval_decomposition (:,j,:);
         end
         z(:,end-1,:)= z(:,end-1,:) - oo_.initval_decomposition (:,j,:);
         
-    end    
+    end   
 end    
 
-
 if isfield(oo_.dr,'ys')
     steady_state = oo_.dr.ys;
 else
@@ -235,6 +236,7 @@ end
 if ~expand
     fig_name = fig_name1;
 end
+
 if options_.plot_shock_decomp.use_shock_groups
     fig_name=[fig_name ' group ' options_.plot_shock_decomp.use_shock_groups];
     if expand
@@ -255,10 +257,28 @@ if options_.plot_shock_decomp.use_shock_groups
         zfull = z;
         [z, shock_names, M_] = make_the_groups(z,gend,endo_nbr,nshocks,M_,options_);
     end
+    if ~isempty(init2shocks) && ~expand
+        M_.exo_names=M_.exo_names_init;
+    end
 else
+    if ~isempty(init2shocks) && ~expand
+        M_.exo_names=M_.exo_names_init;
+    end
     shock_names = M_.exo_names;
 end
 
+if ~expand
+    if flip_decomp
+        fig_name=[fig_name ' flip'];
+    end
+    if differentiate_decomp
+        fig_name=[fig_name ' diff'];
+    end
+    if ~isempty(init2shocks)
+        fig_name=[fig_name ' init2shocks'];
+    end
+end
+
 func = @(x) colorspace('RGB->Lab',x);
 MAP = distinguishable_colors(size(z,2)-1,'w',func);
 %         MAP = [MAP; MAP(end,:)];
@@ -417,6 +437,7 @@ options_.plot_shock_decomp.orig_varlist = varlist;
 if options_.plot_shock_decomp.interactive && ~isempty(options_.plot_shock_decomp.use_shock_groups)
     options_.plot_shock_decomp.zfull = zfull;
 end
+
 if detail_plot
     graph_decomp_detail(z, shock_names, M_.endo_names, i_var, my_initial_date, M_, options_)
 else
@@ -435,18 +456,30 @@ shock_groups = M_.shock_groups.(options_.plot_shock_decomp.use_shock_groups);
 shock_ind = fieldnames(shock_groups);
 ngroups = length(shock_ind);
 shock_names = shock_ind;
+shock_varexo = shock_ind;
 for i=1:ngroups
     shock_names{i} = (shock_groups.(shock_ind{i}).label);
+    if isfield(M_,'exo_names_init')
+        shock_varexo{i} = (shock_groups.(shock_ind{i}).shocks);
+    end
 end
 zz = zeros(endo_nbr,ngroups+2,gend);
 kcum=[];
 for i=1:ngroups
+    indx=0;
     for j = shock_groups.(shock_ind{i}).shocks
         k = find(strcmp(j,cellstr(M_.exo_names)));
+        if isfield(M_,'exo_names_init')
+            indx=indx+1;
+            shock_varexo{i}{indx} = M_.exo_names_init{k};
+        end
         zz(:,i,:) = zz(:,i,:) + z(:,k,:);
         z(:,k,:) = 0;
         kcum = [kcum k];
     end
+    if isfield(M_,'exo_names_init')
+        shock_groups.(shock_ind{i}).shocks = shock_varexo{i};
+    end
 end
 zothers = sum(z(:,1:nshocks,:),2);
 shock_groups.(['group' int2str(ngroups+1)]).label =  'Others';