Partial fix for #1837.

matlab/print_expectations.m

@@ -379,9 +379,9 @@ if isequal(expectationmodelkind, 'pac') && growth_correction
                             variable = sprintf('%s.lag(%u)', variable, -transformations{k,2});
                         elseif isequal(transformations{k,1}, 'diff')
                             if isempty(transformations{k,2})
-                                variable = sprintf('%s.%s()', variable, transformations{k,1});
+                                variable = sprintf('%s.diff()', variable);
                             else
-                                variable = sprintf('%s(-%u).%s()', variable, transformations{k,2}, transformations{k,1});
+                                variable = sprintf('%s.lag(%u).diff()', variable, transformations{k,2});
                             end
                         else
                             variable = sprintf('%s.%s()', variable, transformations{k});
@@ -440,9 +440,9 @@ if isequal(expectationmodelkind, 'pac') && growth_correction
                                     variable = sprintf('%s.lag(%u)', variable, -transformations{k,2});
                                 elseif isequal(transformations{k,1}, 'diff')
                                     if isempty(transformations{k,2})
-                                        variable = sprintf('%s.%s()', variable, transformations{k,1});
+                                        variable = sprintf('%s.diff()', variable);
                                     else
-                                        variable = sprintf('%s(-%u).%s()', variable, transformations{k,2}, transformations{k,1});
+                                        variable = sprintf('%s.lag(%u).diff()', variable, transformations{k,2});
                                     end
                                 else
                                     variable = sprintf('%s.%s()', variable, transformations{k});

preprocessor

@@ -1 +1 @@
-Subproject commit 8c528f4f9a15baf73c014e1c3e55bc13583ca09d
+Subproject commit d149d3a76c7527608e55b7b73b6509dc3b4af097

tests/Makefile.am

@@ -531,6 +531,7 @@ ECB_MODFILES = \
 	pac/var-11e/example1.mod \
 	pac/var-12/example1.mod \
 	pac/var-12/example2.mod \
+	pac/var-12/example3.mod \
 	pac/var-12/example4.mod \
 	pac/var-12/example11.mod \
 	pac/var-12/example12.mod \

tests/pac/var-12/example1.mod

@@ -58,12 +58,6 @@ model;
 
 end;
 
-shocks;
-  var ex = 1.0;
-  var ey = 1.0;
-  var ez = 1.0;
-end;
-
 // Initialize the PAC model (build the Companion VAR representation for the auxiliary model).
 pac.initialize('pacman');
 

tests/pac/var-12/example11.mod

@@ -39,12 +39,6 @@ model;
 
 end;
 
-shocks;
-  var ex = 1.0;
-  var ey = 1.0;
-  var ez = 1.0;
-end;
-
 // Initialize the PAC model (build the Companion VAR representation for the auxiliary model).
 pac.initialize('pacman');
 

tests/pac/var-12/example12.mod

@@ -40,12 +40,6 @@ model;
 
 end;
 
-shocks;
-  var ex = 1.0;
-  var ey = 1.0;
-  var ez = 1.0;
-end;
-
 // Initialize the PAC model (build the Companion VAR representation for the auxiliary model).
 pac.initialize('pacman');
 

tests/pac/var-12/example13.mod

@@ -39,12 +39,6 @@ model;
 
 end;
 
-shocks;
-  var ex = 1.0;
-  var ey = 1.0;
-  var ez = 1.0;
-end;
-
 // Initialize the PAC model (build the Companion VAR representation for the auxiliary model).
 pac.initialize('pacman');
 

tests/pac/var-12/example2.mod

@@ -58,12 +58,6 @@ model;
 
 end;
 
-shocks;
-  var ex = 1.0;
-  var ey = 1.0;
-  var ez = 1.0;
-end;
-
 // Initialize the PAC model (build the Companion VAR representation for the auxiliary model).
 pac.initialize('pacman');