In particular, data on the CDO market are far from sufficient. In other areas, for example, with regard to CDSs, different sources publish figures that are difficult to compare. They are often based on surveys carried out by the private sector (for instance, by business associations or rating agencies).
To sum up, the ECB’s monetary policy of maintaining price stability can affect expectations of market participants about future price developments when it succeeds in achieving a necessary degree of credibility. The continuous low inflation expectations reflect that the ECB has been successful in its task, and has created the basis for low long-term interest rates.