diff --git a/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultCapacityOriginator.java b/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultCapacityOriginator.java
index 257e78c8..cf443b03 100644
--- a/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultCapacityOriginator.java
+++ b/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultCapacityOriginator.java
@@ -432,17 +432,16 @@ private double adjustCapacityForPopulationRatio (
       double capacity, TariffSubscription subscription)
   {
     double popRatio =
-        getPopulationRatio(subscription.getCustomersCommitted(),
-            parentBundle.getPopulation());
+        (double) subscription.getCustomersCommitted() / (double) parentBundle.getPopulation();
     logCapacityDetails(logIdentifier + ": population ratio = " + popRatio);
     return capacity * popRatio;
   }
 
   // TODO -- seems gratuitous
-  private double getPopulationRatio (int customerCount, int population)
-  {
-    return ((double) customerCount) / ((double) population);
-  }
+  //private double getPopulationRatio (int customerCount, int population)
+  //{
+  //  return ((double) customerCount) / ((double) population);
+  //}
 
   private double adjustCapacityForTariffRates (
       int timeslot, double baseCapacity, TariffSubscription subscription)
diff --git a/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultUtilityOptimizer.java b/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultUtilityOptimizer.java
index 0149fdf6..51acd72b 100644
--- a/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultUtilityOptimizer.java
+++ b/factored-customer/src/main/java/org/powertac/factoredcustomer/DefaultUtilityOptimizer.java
@@ -91,6 +91,7 @@ public void initialize (FactoredCustomerService service)
       TariffEvaluator evaluator =
           createTariffEvaluator(new TariffEvaluationWrapper(bundle))
               .withChunkSize(Math.max(1, bundle.getPopulation() / 1000))
+                // should be a configurable value
               .withTariffSwitchFactor(subStructure.getTariffSwitchFactor())
               .withPreferredContractDuration(subStructure.getExpectedDuration())
               .withInconvenienceWeight(subStructure.getInconvenienceWeight())