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Efficient output of a quasi-public good-fire services
Ahlbrandt jr., Roger Sheridan, (1972)
Cost-effectiveness analysis : new approaches in decision-making
Goldman, Thomas A., (1967)
Concentration and price-cost margins in manufacturing industries
Collins, Norman R., (1968)
The solution of qualitative comparative static problems : comment
Bassett, Lowell, (1968)
Qualitative economics and Morishima matrices
Bassett, Lowell, (1967)
Qualitative economics and the scope of the correspondence principle