近几年，我国煤炭市场一直处于供过于求的状态，生产总量严重过剩使煤炭市场持续低迷，煤炭企业库存加大，截止１９９８年底，库存已达２亿多吨，占用了企业大量资金，花费了大量库存成本。在买方市场下，煤炭企业为了取得竞争优势，多采取低价竞争的策略，而这种降价行为并不? In recent years, China’s coal market has been in a state of oversupply. The serious surplus of total production has kept the coal market from continuing to slump, and coal companies have increased their inventories. By the end of 1998, the inventories had reached more than 200 million tons, occupying a large amount of capital of the company and costing them. Large inventory costs. In the buyer’s market, coal companies adopt more low-price competition strategies in order to gain a competitive advantage.