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Testing substitutability
Hatfield, John William, (2012)
The substitution strategy dilemma : substitute selection versus substitute effectiveness
Arens, Zachary G., (2018)
Convex drops in technological substitutions
Dattée, Brice, (2017)
Empirical demand equations for a multi-sector model
Zon, A. H. van, (1984)
Employment and Unemployment in the Netherlands, 1960-1984 : A Putty-Clay Approach
MUYSKENS, J., (1987)
Matching skill supply and demand : a linear programming approach
Zon, A. H. van, (1992)