From computers to specialized shipping containers,innovation has created opportunities to increase sales without adding labor. But it is only now,when companies are under the gun,that they are really exploiting technology.

• 从电脑以至特殊功能集装箱船，由于推陈出新，销售机会已经增加而不须增添劳工。可是直到现在，各公司遭受压力才认真利用科技。