3  Increasing the sample does not improve the accuracy of the estimates if the source of the bias is not understood and dealt with. The use of massive amounts of rough data may result in an exceptionally good in-sample fit but may perform poorly out-of-sample (the curse of overfitting).
The importance of a strong financial system Most central banks, including the Bank of Canada, have as part of their mandate the responsibility to monitor the soundness and stability of their country's financial system. Financial system stability, like price stability, is crucial to the health of our economy. Low, stable and predictable inflation contributes to sustained economic growth and prosperity.