Economics has from its origins been concerned with how an extended order of human interaction comes into existence through a process of variation, winnowing and sifting far surpassing our vision or our capacity to design. Adam Smith was the first to perceive that we have stumbled upon methods of ordering human economic cooperation that exceed the limits of our knowledge and perception. His ‘invisible hand’ had perhaps better have been described as an invisible or unsurveyable pattern. We are led – for example by the pricing system in market exchange – to do things by circumstances of which we
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