There are two opposing schools of thought on energy policy. One says market forces should be the final arbiter, the other top-down state intervention. Neither is perfect and, in practice, most countries have a mix. They can act at cross-purposes. In the US, for example, President Donald Trump's efforts to boost the coal industry by unwinding Obama-era pollution controls have not led to a boom in coal-fired generation as market forces in the shape of booming gas production and low natural gas prices keep gas-fired power in the money (WGI Aug.29'18).
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