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Die Prognose, Bestandteil der Leitungstätigkeit
Albrecht, Degenhard, (1967)
Structural permanence : its role in the analysis of structural dualisms and dependences and for prediction and decision purposes
Dagum, Camilo, (1969)
Model de previziune pe termen scurt al exportului de marfă
Băjenescu, T. I., (1968)
Moderne Außenwirtschaftstheorie
Ethier, Wilfred, (1991)
The WTO and the political economy of trade policy
Ethier, Wilfred, (2008)
Unilateralism in a multilateral world
Ethier, Wilfred, (2003)