当价格水平上升，每单位货币能买到更少的商品和服务，因此，通货膨胀率也是对货币购买力的侵蚀。
When the price level rises, each unit of currency buys fewer goods and services; consequently, inflation is also an erosion in the purchasing power of money.
B：每一国家的货币单位是否不一样？
每一国家的货币单位是否不一样？
水资源经济价值：每单位原水给经济社会使用者带来的、以现行货币衡量的利益增值。
Economic value of water resources refers to incremental benefit, measured with currency, brought by unit natural water (raw water without processing as for commodity) to economic and social users.
水资源经济价值：每单位原水给经济社会使用者带来的、以现行货币衡量的利益增值。
Economic value of water resources refers to incremental benefit, measured with currency, brought by unit natural water (raw water without processing as for commodity) to economic and social users.
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