Retailers with low cost prefer low price, while those retailers with high cost prefer high price and have advantages of second-mover in Stackelberg game.

• 而从销售商角度看，运营成本高的销售商倾向采取较高的销售价格，运营成本低的销售商则采取较低的销售价格进行竞争，且在主从竞争方式下高成本销售商存在后动优势。