麻省理工的Thomas Malone表示，自动化、全球化和自由化所带来的改变也许仅是更大变革中的冰山一角，即脑力劳动的分类变化。

Thomas Malone of MIT argues that these changes-automation, globalisation and deregulation-may be part of a bigger change: the application of the division of Labour to brain-work.

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目前，尽管原材料加工需要额外的能源，但往往很便宜，因为回收时收集和分类需要更多劳动力。

At the moment, it is often cheaper to process virgin materials, despite the extra energy required, because collecting and sorting recyclables is so labour-intensive.

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正因为人工分类整理在富裕国家是很昂贵的，所以回收品才经常会被运到劳动力价格低的地方去。

Manual sorting is expensive in the rich world, which is why recyclables are often shipped to places with low labour costs.

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