Moreover, different methods of collecting consumer prices yield different results, depending on how housing costs are treated and the hedonic adjustment applied. In short, monetary policy has been shaped by an imprecise, small, and shrinking subset of prices that exhibits long and variable lags vis-à-vis changes in the money supply.
此外，不同的消费物价收集方法导致不同的结果，取决于如何处理住房成本和应用享乐调整（hedonic adjustment）。简言之，货币政策由价格的子集决定，这个子集不准确，规模小并且不断缩小，其与货币供给变化之间存在漫长且易变的时滞。