An economy in which both the private and the public sector coexist is known as a ....................

If we want to have more of one of the goods, we will have less of the other good. Thus, there is always a cost of having a little more of one good in terms of the amount of the other good that has to be forgone. What is this cost known as?

The goods which posses the characteristics of rivalary and excludability are known as:

Which of the following is not concerned with the problem of choice?

Which of the following is not correct statement ?

Problem of for whom to produce is related to _______.

When in an economy, available resources are fully utilized at that point production of a combination of goods is known as .........