The initiative drove sales and store traffic and positioned Wal-Mart as a company taking action to save people money while health insurers and drug companies reaped big profits.

• 积极的促销活动以及商店人流量，都为沃尔玛打造了一个为人们省钱采取实际行动的公司的角色，但是健康保险和制药公司却从中收获巨额利润。