Indeed, the figures have been repeatedly revised, even over quite short periods of time, casting strong doubt on the validity of the economic models being used. These models, and the institutions using them, rely on a built-in theory of the economy, which enables them to “assume” certain relationships.
然而不精确是一回事；对欧洲经济复苏作出系统性高估又是另一回事。事实上，数据一直被反复修改，有时甚至是在很短的时间内被修改，这就使人们不得不怀疑经济预测者们手中经济模型的有效性。这些模型以及其使用机构都依赖于经济中的固有理论，该理论使得他们能够“假定”某些事物之间的关联。而错误的来源必然存在于这些设想之中。