Helping human to help oneself, Respecting the human value and dignity, Pursuing society's fair, is the value idea of Social Work.
社会工作的价值理念是助人自助，即尊重人的价值与尊严，追求社会的公平与公正。
An alternative way of defining the "fair" value of a currency is purchasing-power parity (PPP) : the idea that, in the long run, exchange rates should equalise prices across countries.
另一种定义货币的公平价格方式是购买力平价，其理念是：从长久来看，国家之间的汇率应该使价格相趋于相等化。
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