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The document discusses the product life cycle which describes the stages a product goes through from introduction to decline. It includes the four main stages: introduction, growth, maturity, and decline. At introduction sales are low and profits are negative. In the growth stage sales and profits increase significantly. Maturity brings steady sales and declining profits. Finally, in the decline stage both sales and profits decrease substantially. Examples are provided of products at each stage like the Pulsar AS 200 motorcycle.Read less