The principle of equal-value exchange, which stresses equal value in exchange, is a common law in commercial and economic activities.

等价交换原则是商品经济活动领域通行的原则，强调交换的等价性。

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How many monthly bills are you committed to? Are there any that are truly bringing equal value to your everyday life in exchange for how much you are paying?

你每月要支付多少账单？它们带给你生活的价值是否和你支付的价格相等？

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Are there any that are truly bringing equal value to your everyday life in exchange for how much you are paying?

它们带给你生活的价值是否和你支付的价格相等？

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