editingʺ as a means of dealing with measurement error. First, we assess how the choice of unit of aggregation or unit of …

of the problem of choosing an aggregative model optimally for modes of aggregation specified in advance leads to a … formula for the aggregation bias based on the mean-square forecast error. Taking this formula as objective function one would … wish to choose a grouping that minimizes aggregation bias. Unfortunately this results in an optimization problem of a high …

Aggregation (bzw. Disaggregation) von Volumina müssen deshalb neue Wege beschritten werden. Der vorliegende Beitrag zeigt …

editing" as a means of dealing with measurement error. First, we assess how the choice of unit of aggregation or unit of …

editing as a means of dealing with measurement error. First, we assess how the choice of unit of aggregation or unit of …