በዚሁ ጥናት ላይ, Costa and Kahn (2013) የሀገር ውስጥ ኤነርጂ ሪፖርት ውጤታማነት በተሳታፊው ፖለቲካዊ ርዕዮተ ዓለም ላይ በመመርኮዝ እና ህክምናው ሰዎች የመብራት አጠቃቀምን እንዲጨምሩ አንዳንድ ሃሳቦችን ሊያመጣ ይችላል ብለው ይገምታሉ.
In a related study, Costa and Kahn (2013) speculated that the effectiveness of the Home Energy Report could vary based on a participant's political ideology and that the treatment might actually cause people with certain ideologies to increase their electricity use.