Majoritarianism V.S. Pluralism (Regarding Consumerism)

Majoritarianism is when government takes action on behalf of what the majority of society believes and needs. Pluralism is when government deems that society is too complex to take into account how every person is affected. Thereby, when government takes action as indicated by what numerical minorities desire and needs, government is more pluralist. Does a majoritarian or pluralist government work better to solve the problem of American consumerism described by Annie Leonard in The Story of Stuff? Choose one and explain how it would better address the problem of consumerism.