Why selling costs are more important under oligopoly than monopolistic competition as it has large no of firms than - Economics - Non-Competitive Markets

Question

Why selling costs are more important under oligopoly than
monopolistic competition as it has large no of firms than
oligopoly?plz explain in detail

Shvetika Sharma · Accepted Answer

Dear student,
Selling costs are important in both oligopoly and monopolistic
competition
Under oligopoly selling costs are important because of the presence
of cut-throat competition Selling costs such as advertisement are
important in order to convince and attract the consumers towards
the product
Under a monopolistic market selling costs are incurred with the
objective of differentiating the product form that of the
competitors

Why selling costs are more important under oligopoly than monopolistic competition as it has large no. of firms than oligopoly?plz explain in detail