Define Oppertunity Cost
What is the oppertunity cost of moving from point A to B?

Oppertunity Cost is that the output goods have fallen by 4 (22 to 18)
What is the oppertunity cost if we want to move point D onto the PPF curve?

The economy is inefficient, and we can increase both goods and services WITH NO Oppertunity Cost
Is point C even possible?

Point C isnt possible.
Give 2 examples of oppertunity cost.
What does the theory of Comparitive Advantage state?
What is a free good?
A good which has no opperunity cost, when consumed.
Is there an oppertunity cost when consuming a good?
NO! We call these goods free goods, eg, when you breathe in air it doesnt reduce the amount of air others can breathe in.