growth and energy consumption will become
more evident. According to the International
Energy Agency’s World Energy Outlook 2017,
in the next two decades the world economy will
maintain an annual growth rate of 3.4%, with
75% of that growth driven by productivity
improvements, reducing energy intensity even
more (Fig. 15).
Fig. 12 UtilityCo’s home energy report provides energy-efficiency comparisons between households
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S. Zifeng and N. Dickens