What causes the production possibilities curve to shift outward?

Related questions

1. Why PPC is also called transformation curve?
2. What do points on the PPC represent?
3. Why is PPC known as transformation curve?
4. What is production possibility frontier PPF or transformation curve and how the curve is derived?
5. What is PPC in economics class 11?
6. Why is PPC linear?
7. What is the shape of PPC and why?
8. What is the properties of PPC?
9. What is slope of PPC?
10. How does a PPC show opportunity cost?

Tags

1. #basic
2. #constant
3. #shifts
4. #anything
5. #production
6. #remain
7. #possibilities
8. #cause
9. #other
10. #causes
11. #right
12. #economy
13. #curve
14. #shift
15. #produce
16. #economic
17. #outward
18. #output
19. #decrease
20. #grows
21. #increase
22. #things