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2. Theory and measurement of consumer demand;Theil,1975
3. The system-wide approach to microeconomics;Theil,1979
4. Equicorrelated substitutes and Nasse's extension of the linear expenditure system;Theil,1979
5. Theil, H., forthcoming, System-wide explorations in international economics, input-output analysis, and marketing research (North-Holland, Amsterdam).