The result shows that when return logistics cost is burdened by retailers completely, the buy-backprice will be increased with the increasing of return logistics cost.
当供应商完全承担物流退货成本时，回购价格将随着物流成本增加而降低；
2
The relationship among the optimal quantity, the optimal buy-backprice and the risk coefficient was given when the channel coordination was realized under different risk preference.
得出不同风险偏好下，实现供应链协调时的最优定购量、最优回购价格与风险系数的关系。
3
Short sellers sell borrowed shares with plans to buy them back later at a lower price.