
Funding the Future Why is electricity a rip-off?
Mar 20, 2026
A clear take on why UK electricity bills are so high and who benefits from the current pricing rules. An explanation of how cheap renewable and nuclear power are paid at gas prices. A critique of the economic theory that justifies the system and a simple proposal to charge average generation costs instead of the top marginal price.
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How Marginal Pricing Makes Renewables Pay Gas Rates
- The UK regulator buys the cheapest electricity first but charges consumers the price of the most expensive (usually gas) supply.
- Gas sets the market price even though wind, solar, hydro and nuclear supply most electricity at lower, guaranteed prices.
Pricing Based On A Flawed Economic Model
- Current pricing follows a microeconomic model that assumes identical firms and a competitive market which doesn't match electricity reality.
- Because generators differ and many get guaranteed low prices, the marginal-price rule overcharges consumers.
Guaranteed Renewable Contracts Are Ignored In Consumer Pricing
- Many low-cost generators (wind, solar, nuclear) already have government-guaranteed prices that are lower than gas.
- Those known lower prices could be reflected in consumer charges instead of being eclipsed by gas pricing.
