One kind of sales promotion combination decision making of enterprises was analyzed, and a corresponding mathematical model was also built.

分析了一类企业促销组合方式的选择问题，建立了相应的数学模型。

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The group decision-making we mentioned here is not only a combination of many decision-makers but also a combination of methods which is called combination decision-making in some papers.

还应注意的是，这里的群决策，不仅仅指多个决策人的决策，还可以指多种方法的共同决策，这在某些文献里又称为组合决策。

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The investment decision methods can be divided into financial decision method environmental decision method, random risk decision method and investment combination decision method, etc. ;

投资决策的方法根据决策的内容可划分为财务决策方法、环境决策方法、随机风险决策方法和组合投资决策方法等；

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While even imagining such a traumatic dystopean future is more painful than anyone should bear, the likelihood of such a dreary future is increasing due to the unfortunate combination of market forces, decision making, and assisted reproductive technologies.

FORBES: Will Market Forces and Assisted Reproductive Technologies Make Redheads Extinct?

Connacht made the decision due to a combination of the Dragons having difficulty travelling from Wales and doubts over the Sportsground surface.

BBC: Connacht P-P Dragons (Fri)

This can be caused by deterrence, a decision not to enter due to the economy, or some combination of the two.

FORBES: Why Aren't Political Leaders Happy About Less Illegal Entry into the United States?