Lütkepohl, Helmut - In: Jahrbücher für Nationalökonomie und Statistik 231 (2011) 1, pp. 107-133
Summary Despite the fact that many aggregates are nonlinear functions and the aggregation weights of many macroeconomic aggregates are time-varying, much of the literature on forecasting aggregates considers the case of linear aggregates with fixed, time-invariant aggregation weights. In this...
