11.   The opportunity cost of resources are therefore relevant costs in decision-making.

12.   Discuss the importance and usefulness of the concept of internal opportunity cost in the making of decisions.

13.   It is this contribution foregone which is described as the internal opportunity cost.

14.   The determination of the internal opportunity cost can be a very useful tool in the decision making and the planning process of an organisation.

15.   In such cases the cost of a resource includes the external and internal opportunity cost.

16.   The rate of interest represents the opportunity cost of preferring liquidity by holding cash.

17.   At some point, however, the substitution effect associated with taxes makes the opportunity cost of leisure less.

18.   So that would be opportunity cost?

19.   The restoration and maintenance of contemporary hardware on an indefinite basis demands vast financial resources and the opportunity cost is likely to be politically indefensible.