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- [28] SOCIAL INSURANCE STATISTICS AS A BASIS OF ECONOMIC-FORECASTING BULLETIN OF THE INTERNATIONAL STATISTICAL INSTITUTE, 1957, 35 (04): : 29 - 36
- [30] ECONOMIC-FORECASTING BASED ON SYSTEM-THEORY JAHRBUCHER FUR NATIONALOKONOMIE UND STATISTIK, 1984, 199 (05): : 433 - 444