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The difference in price between electricity purchased from the grid and electricity generated from, for example, purchased natural gas. Also, the difference between gas and electricity futures prices.
- Browse Related Terms: 12-month strip, Arbitrage, Delivery Point(s), Financial transmission right, Forward price curve, Futures market, Henry Hub, Locational marginal price, long, Mark-to-market, Physical basis, Reference price, Short position, Spark spread, Uplift, West Texas Intermediate (WTI)