But many, including Mr Walsh, worried that price-level targeting would be harder to explain to the public.

但是包括沃尔什在内的许多人则担心，向公众解释“价格水平目标”会非常困难。

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In theory price-level targeting is superior to inflation-targeting because it provides more certainty about the long-term purchasing power of money.

从理论上来讲，价格水平目标制优于通货膨胀目标制，其原因是它更为确定货币长期的购买力。

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