diff --git a/ddToolbox/models/nonparametric_models/NonParametric.m b/ddToolbox/models/nonparametric_models/NonParametric.m
index b8f864f4..e2a835ba 100644
--- a/ddToolbox/models/nonparametric_models/NonParametric.m
+++ b/ddToolbox/models/nonparametric_models/NonParametric.m
@@ -3,7 +3,6 @@
 
     properties (Access = private)
         AUC_DATA
-		getDiscountRate % function handle
 	end
 
 	methods (Access = public)
diff --git a/ddToolbox/models/parametric_models/Parametric.m b/ddToolbox/models/parametric_models/Parametric.m
index 2700bf0e..9de3ff97 100644
--- a/ddToolbox/models/parametric_models/Parametric.m
+++ b/ddToolbox/models/parametric_models/Parametric.m
@@ -1,9 +1,5 @@
 classdef (Abstract) Parametric < Model
-	
-	properties (Access = private)
 		
-	end
-	
 	methods (Access = public)
 		
 		function obj = Parametric(data, varargin)
@@ -132,6 +128,7 @@ function plot_discount_functions_in_grid(obj)
     
     methods (Access = private)
     
+        % TODO: this should be moved to CODA
         function plotAllTriPlots(obj, plotOptions, modelFilename)
             
             pVariableNames =  obj.varList.participantLevel;
diff --git a/ddToolbox/models/parametric_models/bens_new_model/ExponentialPower.m b/ddToolbox/models/parametric_models/bens_new_model/ExponentialPower.m
index 50a97c46..29f1e6f5 100644
--- a/ddToolbox/models/parametric_models/bens_new_model/ExponentialPower.m
+++ b/ddToolbox/models/parametric_models/bens_new_model/ExponentialPower.m
@@ -1,9 +1,5 @@
 classdef (Abstract) ExponentialPower < Parametric
 
-	properties (Access = private)
-		getDiscountRate % function handle
-	end
-
 	methods (Access = public)
 
 		function obj = ExponentialPower(data, varargin)
diff --git a/ddToolbox/models/parametric_models/exponential_models/Exponential1.m b/ddToolbox/models/parametric_models/exponential_models/Exponential1.m
index 1252f5ec..6758b7dd 100644
--- a/ddToolbox/models/parametric_models/exponential_models/Exponential1.m
+++ b/ddToolbox/models/parametric_models/exponential_models/Exponential1.m
@@ -1,9 +1,5 @@
 classdef (Abstract) Exponential1 < Parametric
 
-	properties (Access = private)
-		getDiscountRate % function handle
-	end
-
 	methods (Access = public)
 
 		function obj = Exponential1(data, varargin)
diff --git a/ddToolbox/models/parametric_models/hyperbolic_magnitude_effect_models/Hyperbolic1MagEffect.m b/ddToolbox/models/parametric_models/hyperbolic_magnitude_effect_models/Hyperbolic1MagEffect.m
index 0525ede2..c4a0b225 100644
--- a/ddToolbox/models/parametric_models/hyperbolic_magnitude_effect_models/Hyperbolic1MagEffect.m
+++ b/ddToolbox/models/parametric_models/hyperbolic_magnitude_effect_models/Hyperbolic1MagEffect.m
@@ -1,10 +1,6 @@
 classdef (Abstract) Hyperbolic1MagEffect < Parametric
 	%Hyperbolic1MagEffect  Hyperbolic1MagEffect is a subclass of Model for examining the 1-parameter hyperbolic discounting function.
 
-	properties (Access = private)
-		getDiscountRate % function handle
-	end
-
 	methods (Access = public)
 
 		function obj = Hyperbolic1MagEffect(data, varargin)
diff --git a/ddToolbox/models/parametric_models/hyperbolic_models/Hyperbolic1.m b/ddToolbox/models/parametric_models/hyperbolic_models/Hyperbolic1.m
index c2c08f25..d95ac78b 100644
--- a/ddToolbox/models/parametric_models/hyperbolic_models/Hyperbolic1.m
+++ b/ddToolbox/models/parametric_models/hyperbolic_models/Hyperbolic1.m
@@ -1,10 +1,6 @@
 classdef (Abstract) Hyperbolic1 < Parametric
 	%Hyperbolic1  Hyperbolic1 is a subclass of Model for examining the 1-parameter hyperbolic discounting function.
 
-	properties (Access = private)
-		getDiscountRate % function handle
-	end
-
 	methods (Access = public)
 
 		function obj = Hyperbolic1(data, varargin)