Their emphasis on achievement is a reflection of the cultural value of "individualism", and their act of purchasing to make themselves feel good is known as "materialism".
Individualism is a social psychological phrase that alludes to the manners by which individuals recognize themselves and center their objectives. Individualism, which is the inverse of collectivism, offers priority to individual objectives and goals.
Unnecessarily worried about physical solaces or the securing of riches and material belonging, as opposed to with spiritual, intelligent, or social qualities is materialism.