The international dollar is a common currency unit that takes into account differences in the relativepurchasingpower of various currencies.
国际美圆是一个考虑到不同国家货币之间存在购买力的差异而设立的通用货币单位。
2
Relativepurchasingpower parity holds better than PPP itself, and holds relatively well in the long run, although it is unlikely to precisely hold in any one period.
相对购买力平价成立优于PPP本身，从长远来看持有相对较好，虽然这是不可能精确地保持在任何一个时期。
3
The theory of purchasing-power parity (PPP) implies that high-inflation currenciesshould depreciate, relative to harder monies.