According to the textbook, expensive advertising campaigns are:

Question

Quizplus · Accepted Answer

Compared to a seller with high-quality product, a seller with a low-quality product is less likely to find it worthwhile to spend a lot of money on advertising because even if the seller with the low-quality product can convince buyers to buy their product once, they will be less likely to generate repeat sales than will a seller with a high-quality product.  This makes expensive advertising a credible signal of quality.

According to the Textbook, Expensive Advertising Campaigns Are