How are value chains different from the commodity system?

价值链与商品系统有什么不同？

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This article introduces a concept of value function, which is a mapping from a commodity system, which has no comparability, to a comparable value system.

本文首先提出了价值函数的概念，它是把不具有直接可比性的商品投影到某个具有可比性的价值系统的影射。

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In the grass-fed system, farmers are also not subject to the wildly fluctuating milk prices of the international commodity market.

在草饲体系中，奶农也不受国际商品市场牛奶价格剧烈波动的影响。

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However, given that there is clearly some commodity inflation now entering the system, traders have been expressing some concerns about the sustainability of profit margins.

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The flood of additional dollars into the financial system pumped up the stock market and commodity prices, creating inflation, but its effect on the economy was apparently only temporary.

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If you do not, you are a commodity that can be swapped in and out of the system, and your margins start to shrink.

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