Every month like clockwork Vaasa
ET Global Energy Think Tank puts out a Household Energy Price Index for Europe. It's a
useful document. If you divide the electricity price in each country by the
natural gas price you get the following table.
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If the EF ratio is less than the coefficient ofperformance (COP) of a heat pump it can be more economically advantageous to
use your photoelectricity to displace natural gas rather than electricity.
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