Why is PPF bowed outward?

Related questions

1. What does a point below PPC indicate?
2. What is slope of PPC?
3. Why is PPC linear?
4. What is production possibility curve explain with diagram?
5. What causes PPC to shift outward?
6. Can a PPC line be straight?
7. Why is a PPF curved instead of straight?
8. Can an economy operate outside PPC with given resources and technology?
9. When can PPC be a straight line?
10. Why PPC is also called transformation curve?

Tags

1. #resources
2. #constant
3. #opportunity
4. #features
5. #suited
6. #straight
7. #outward
8. #bowed
9. #production
10. #increasing
11. #between
12. #trade
13. #because
14. #another
15. #usual
16. #shorts