survey data that is sampled at a frequency higher than annual and that includes only fixed event forecasts, e.g. expectation … mainly reflects the time varying forecast horizon. We use data from the Survey of Professional Forecasters, which reports … to 0:94) with the true dispersion. -- Survey data ; dispersion ; disagreement ; fixed event forecasts …

means of a single survey at hand. This ambiguity can be resolved by assigning 'accuracy' to survey processes that are known … the same principal arguments apply to other survey processes that introduce uncertainty into an edited data set. …

durch Quotenstichproben auszumachen. -- Postmaterialism index ; survey methods ; multilevel analysis …