By comparison, the national average cost for electricity in the United States is US$0.12/kWh and in the United Kingdom is US$0.15/kWh. This is a significant market failure.
Kwa kulinganisha, gharama ya wastani ya kitaifa ya umeme inchini Marekani ni Dola za Marekani $0.12/kWh na Uingereza ni Dola za Marekani $0.15/kWh. Huu ni mwanguko wa kiwango fulani cha soko.