Starting from supply chain integration, taking the maximum profit as a target and following the market regulations, a factor of demand price elasticity was introduced.
从供应链集成的角度出发，以整体利益最大化为目标，遵循市场规律引入了产品的需求价格弹性因素。
Tobacco is a harmful addictive product with special market performance. The price elasticity of demand for tobacco and its elasticity of income are different from normal market.
烟草是对健康有害的嗜好品，它有特殊的市场形态，其价格弹性和收入弹性都不同于普通产品。
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