diff --git a/DataTree.cc b/DataTree.cc
index a779fd86d2561460b4e1661a8781ffaadebfec4f..0b3b4b220a0afcfb3ead22aedf04d9c14f811f20 100644
--- a/DataTree.cc
+++ b/DataTree.cc
@@ -527,7 +527,7 @@ DataTree::AddPacExpectation(const string &model_name, const int discount_id, con
     pac_expectation_node_map.find(make_pair(model_name, make_pair(discount_id, growth_id)));
   if (it != pac_expectation_node_map.end())
     return it->second;
-  cout << "addpacexp " << model_name << endl;
+
   return new PacExpectationNode(*this, model_name, discount_id, growth_id);
 }
 
diff --git a/ExprNode.cc b/ExprNode.cc
index dcdfd38b19dc044c10e1df0bd2ad7648009dc3ef..9b9407885feabf22d26c10aa841101d4b4679c60 100644
--- a/ExprNode.cc
+++ b/ExprNode.cc
@@ -7193,14 +7193,12 @@ PacExpectationNode::computeTemporaryTerms(map<expr_t, int> &reference_count,
 expr_t
 PacExpectationNode::toStatic(DataTree &static_datatree) const
 {
-    cout << "toStatic " << model_name << endl;
   return static_datatree.AddPacExpectation(string(model_name), discount_symb_id, growth_symb_id);
 }
 
 expr_t
 PacExpectationNode::cloneDynamic(DataTree &dynamic_datatree) const
 {
-  cout << "cloneDynamic " << model_name << endl;
   return dynamic_datatree.AddPacExpectation(string(model_name), discount_symb_id, growth_symb_id);
 }