diff --git a/preprocessor/DynareBison.yy b/preprocessor/DynareBison.yy
index df1d84240..1e97cd033 100644
--- a/preprocessor/DynareBison.yy
+++ b/preprocessor/DynareBison.yy
@@ -1240,6 +1240,10 @@ dynare_sensitivity_option : o_gsa_identification
                           | o_gsa_alpha_rmse
                           | o_gsa_alpha2_rmse
                           | o_gsa_threshold_redform
+                          | o_gsa_namendo
+                          | o_gsa_namexo
+                          | o_gsa_namlagendo
+                          | o_gsa_var_rmse
                           ;
 
 homotopy_setup: HOMOTOPY_SETUP ';' homotopy_list END 
@@ -1364,23 +1368,19 @@ o_gsa_nsam : NSAM EQUAL INT_NUMBER { driver.option_num("identification", $3); };
 o_gsa_load_redform : LOAD_REDFORM EQUAL INT_NUMBER { driver.option_num("identification", $3); };
 o_gsa_load_rmse : LOAD_RMSE EQUAL INT_NUMBER { driver.option_num("load_rmse", $3); };
 o_gsa_load_stab : LOAD_STAB EQUAL INT_NUMBER { driver.option_num("load_stab", $3); };
-o_gsa_alpha2_stab : ALPHA2_STAB EQUAL number { driver.option_num("identification", $3); };
+o_gsa_alpha2_stab : ALPHA2_STAB EQUAL number { driver.option_num("alpha2_stab", $3); };
 o_gsa_ksstat : KSSTAT EQUAL number { driver.option_num("ksstat", $3); };
 o_gsa_logtrans_redform : LOGTRANS_REDFORM EQUAL INT_NUMBER { driver.option_num("logtrans_redform", $3); };
 o_gsa_threshold_redform : THRESHOLD_REDFORM EQUAL vec_int { driver.option_num("threshold_redfor",$3); };
 
 o_gsa_ksstat_redform : KSSTAT_REDFORM EQUAL number { driver.option_num("ksstat_redfrom", $3); };
 o_gsa_alpha2_redform : ALPHA2_REDFORM EQUAL number { driver.option_num("alpha2_redform", $3); };
-/*
-o_gsa_namendo : NAMENDO EQUAL tmp_var_list { driver.option_list("namendo", $3); };
-o_gsa_namlagendo : NAMLAGENDO tmp_var_list { driver.option_list("namlagendo", $3); };
-o_gsa_namexo : NAMEXO tmp_var_list { driver.option_list("namexo", $3); };
-*/
+o_gsa_namendo : NAMENDO EQUAL '(' tmp_var_list ')' { driver.option_str_lst("namendo"); };
+o_gsa_namlagendo : NAMLAGENDO EQUAL '(' tmp_var_list ')' { driver.option_str_lst("namlagendo"); };
+o_gsa_namexo : NAMEXO EQUAL '(' tmp_var_list ')' { driver.option_str_lst("namexo"); };
 o_gsa_rmse : RMSE EQUAL INT_NUMBER { driver.option_num("rmse", $3); };
 o_gsa_lik_only : LIK_ONLY EQUAL INT_NUMBER { driver.option_num("lik_only", $3); };
-/*
-o_gsa_var_rmse : VAR_RMSE tmp_var_list { driver.option_list("var_rmse", $3); };
-*/
+o_gsa_var_rmse : VAR_RMSE EQUAL '(' tmp_var_list ')' { driver.option_str_lst("var_rmse"); };
 o_gsa_pfilt_rmse : PFILT_RMSE EQUAL number { driver.option_num("pfilt_rmse", $3); };
 o_gsa_istart_rmse : ISTART_RMSE EQUAL INT_NUMBER { driver.option_num("istart_rmse", $3); };
 o_gsa_alpha_rmse : ALPHA_RMSE EQUAL number { driver.option_num("alpha_rmse", $3); };
diff --git a/preprocessor/ParsingDriver.cc b/preprocessor/ParsingDriver.cc
index 6e0e10b12..6730e1a8d 100644
--- a/preprocessor/ParsingDriver.cc
+++ b/preprocessor/ParsingDriver.cc
@@ -654,6 +654,20 @@ ParsingDriver::option_str(const string &name_option, const string &opt)
   options_list.string_options[name_option] = opt;
 }
 
+void
+ParsingDriver::option_str_lst(const string &name_option)
+{
+  if (options_list.string_list_options.find(name_option)
+      != options_list.string_list_options.end())
+    error("option " + name_option + " declared twice");
+
+  options_list.string_list_options[name_option] = new TmpSymbolTable::TmpSymbolTable(*tmp_symbol_table);
+  tmp_symbol_table->clear();
+}
+
+
+
+
 void
 ParsingDriver::linear()
 {
diff --git a/preprocessor/Statement.cc b/preprocessor/Statement.cc
index 8b3b035af..735f21c3f 100644
--- a/preprocessor/Statement.cc
+++ b/preprocessor/Statement.cc
@@ -67,6 +67,10 @@ OptionsList::writeOutput(ostream &output) const
   for(string_options_type::const_iterator it = string_options.begin();
       it != string_options.end(); it++)
     output << "options_." << it->first << " = '" << it->second << "';" << endl;
+
+  for(string_list_options_type::const_iterator it = string_list_options.begin();
+      it != string_list_options.end(); it++)
+    it->second->writeOutput("options_."+it->first,output);
 }
 
 void
diff --git a/preprocessor/include/ParsingDriver.hh b/preprocessor/include/ParsingDriver.hh
index 071e5592e..dca90dc0e 100644
--- a/preprocessor/include/ParsingDriver.hh
+++ b/preprocessor/include/ParsingDriver.hh
@@ -264,6 +264,8 @@ public:
   void option_str(const string &name_option, string *opt);
   //! Sets an option to a string value
   void option_str(const string &name_option, const string &opt);
+  //! Sets an option to a list of strings
+  void option_str_lst(const string &name_option);
   //! Indicates that the model is linear
   void linear();
   //! Adds a variable to temp symbol table and sets its value
diff --git a/preprocessor/include/Statement.hh b/preprocessor/include/Statement.hh
index 5e5d89099..4379066db 100644
--- a/preprocessor/include/Statement.hh
+++ b/preprocessor/include/Statement.hh
@@ -26,6 +26,7 @@ using namespace std;
 #include <string>
 #include <map>
 
+#include "TmpSymbolTable.hh"
 class ModFileStructure
 {
 public:
@@ -71,9 +72,11 @@ public:
   typedef map<string, string> num_options_type;
   typedef map<string, pair<string, string> > paired_num_options_type;
   typedef map<string, string> string_options_type;
+  typedef map<string, TmpSymbolTable*> string_list_options_type;
   num_options_type num_options;
   paired_num_options_type paired_num_options;
   string_options_type string_options;
+  string_list_options_type string_list_options;
   void writeOutput(ostream &output) const;
   void clear();
 };