1.电商运营的成本包括：1，商品成本。2，营销成本3，物流成本。4退换折损。方法：1打折2买一送一3亏本清仓处理
二、有关price的相关英文文章：Electricity pricing (sometimes referred to as electricity tariff or the price of electricity) varies widely from country to country and may vary significantly from locality to locality within a particular country. There are many reasons that account for these differences in price. The price of power generation depends largely on the type and market price of the fuel used, government subsidies, government and industry regulation and local weather patterns.
关键词 generation 统一
government 政府
相关英文链接：https://en.m.wikipedia.org/wiki/Electricity_pricing
2.
A business model describes the rationale of how an organization creates, delivers, and captures value,[1] in economic, social, cultural or other contexts. The process of business model construction is part of business strategy.
网址:https://en.m.wikipedia.org/wiki/Business_model
