But as we’ve already seen, this is at odds with the essence of capitalist social relations, a system where ‘the most basic condition for economic efficiency … [is] that price equal marginal cost’ – that is, where things must be made for profit if they are to be made at all. That means one likely response to extreme supply in energy is that companies will try to make the appropriate technology artificially scarce, market rationality requiring that at some point in the commodity chain rationing (what is called excludability) has to be inserted. If that sounds bizarre, it shouldn’t. After all it
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