Promotion models are different in corporations.

不同企业具有不同的晋升机制。

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A boy looks on as models pose with a Mercedes-Benz R350 car during a promotion for property owners in a wealthy residential district on Oct. 14, 2006, in Chongqing municipality.

2006年10月14日，重庆直辖市，高档住宅区内为业主举行的汽车促销活动上，一个男孩看着车模展示梅赛德斯—奔驰 R350 汽车。

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Into the heat hurried and near the eleven holiday season, early listing models promotion strength to increase.

进入暑促和临近十一长假销售旺季，早起上市的机型促销力度加大。

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First, mix models measure advertising and promotion effects only among total sales rather than among penetration versus repeat purchases.

FORBES: The Downside Of Marketing Mix Models Is There's No Upside For CMOs

Unfortunately, these models are fundamentally flawed in being biased to favor corrosive price promotion over brand-building advertising and to favor advertising cost efficiency over sales-growth effectiveness.

FORBES: The Downside Of Marketing Mix Models Is There's No Upside For CMOs

As a result, mix models understate the value of advertising and overstate the value of price promotion, producing a systematic bias that favors price promotion over advertising.

FORBES: The Downside Of Marketing Mix Models Is There's No Upside For CMOs