And while a teardown doesn't account for the costs of design, software, manufacturing, or shipping, these cost estimates help fill in the blanks toward estimating the profit on each device sold.
The higher labor costs for milling and weaving in Europe, where more traditional manufacturing methods are employed, account for the higher purchase price.
欧洲采用较传统的生产方式，加工与纺织的人工成本因而较昂贵，售价也较高。
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And they play a substantial role in the economy: a quarter of firms account for almost half of all manufacturing profits.