Updated: Nov 20, 2019
Amazon Advertising Certification: How is advertising cost of sales (ACOS) calculated?
1. Ad spend / attributed sales
2. Ad spend x attributed sales
3. Ad spend / impressions
4. Ad spend x clicks
5. Ad spend / clicks
Advertising cost of sales is a sales efficiency metric.
It is calculated as the amount you have spent on advertising/Sales attributed to these ads.
Hence, Ad spend / attributed sales.
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