In fact, if you had simply assumed since 1998 that the British economy would always grow at its long-term average of 2.5 per cent, you would have tracked the outcome more closely than if you had followed the consensus forecast.

• 其实，如果认准1998年之后英国经济增长率保持在2.；5%25这个长期平均增长水平，其结果会比预测者每次都认同的数字更准确，更接近实际。