Then study a supply chain repurchase lease model, conclude the lease situation than entering into a contract when both sides can reach their respective optimal decision-making.

随后又研究了供应链回购契约模型，通过算例分析得出，在缔结契约情形下比不缔结契约时双方都能达到各自的最优化决策。

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Excluding non-cash expenses, COGS increased 4% year over year primarily due to an increase in customer premise equipment sales since the launch of our no contract retail model, which requires customers to purchase rather than lease devices, at the beginning of 2012.

ENGADGET: Clearwire sees wholesale revenues dip, LTE delays as it posts a $41.3 million net loss in Q3