Respuesta :

Total digital advertising spending now makes up​ advertising spending of all U.S. Simply said, ad spend is the sum of money you spend on marketing initiatives.

Depending on how you calculate ad spend, you might just track the amount actually spent on ad placements or you might factor in expenses for advertising agency and spend. In broad, general terms, a ROAS of 3 or higher is regarded as "good," meaning every dollar spent on advertising generates three dollars in revenue. Depending on the industry, type of business, size of the business, etc., there are significant differences in what constitutes a desirable ROAS.

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https://brainly.com/question/3163475

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