Peter Drucker, the doyen of management theorists, was an advocate of " planned abandonment" , so that resources that are tied up in marginal activities are freed for more profitable use.

管理学泰斗彼得·德鲁克倡导“有计划的放弃”，从而将被束缚在边际活动中的资源释放出来，用在更有利可图的地方。