cy relate to the product’s life cycle? When a company launches a new product, it knows the product won’t last forever. However, the company does expect to earn a satisfactory profit to cover all the effort and risk that went into launching it. A firm can never accurately predict the lifetime of a product, but the lifetime involves four distinct stages. These four stages are collectively known as the Product Life Cycle (PLC). The first stage is the introduction stage, when the product is first launched. Sales growth tend to be low as co ....