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A critique of models in linear aggregation structures
Ringwald, Karl - 1980
Persistent link: https://www.econbiz.de/10000092624
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Estimating input-output multipliers from incomplete I-O tables
Ringwald, Karl - In: Journal of economics 47 (1987) 4, pp. 391-406
Persistent link: https://www.econbiz.de/10001039988
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A simple algorithm for a class of quadratic smoothing problems
Morton, George; Ringwald, Karl; Randow, Rabe von - 1982
Persistent link: https://www.econbiz.de/10000421213