3 Gaining deeper insights from household surveys Unfortunately, we still lack frequent, detailed and quantitative data on inflation expectations of households and firms. There are diﬃculties involved in implementing surveys at the firm level. [6] In particular, it is hard to identify and reach those persons within a company who are involved in price and wage setting.
: +49 (0)69 9566 33511, Fax: +49 (0)69 9566 33077 presse@bundesbank.de, www.bundesbank.de Reproduction permitted only if source is stated. stand, nobody knows what challenges the economy and banks will have to confront in future. This great uncertainty will push risk models to their limits. Risks can, after all, be priced and quantified using probabilities. The same cannot be said for uncertainties.