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A simple, analytically, solvable, dual-space economic agglomerations model
Shi, Zheng, (2010)
Consumer demand for and effects of tax on sparkling and non-sparkling bottled water in the United States
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Market Competitiveness, Demographic Profiling of Demand and Tax Policies Associated with Sparkling and Non-Sparkling Bottled Water in the United States
Zheng, Wen, (2015)