Time Series and the Derivation of Demand and Supply Curves: A Study of Coffee and Tea, 1850–1930
The Quarterly Journal of Economics · 1934 · Volume 48 · Issue 4
Abstract
I. Introduction. 667. — II. The history of the coffee industry, 671; a demand curve for coffee, 1875–1918, 675. — III. The tea industry, 678; derivation of curves, 680; their validity, 684. — IV. Conclusion, 685.
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