Why do crude oil prices fluctuate?

Related questions

1. What is the difference between WTI crude and Brent crude?
2. How much does 1 Litre of jet fuel weigh?
3. How many Litres of petrol are in a barrel of crude oil?
4. How many Litres of petrol can a barrel of crude oil produce?
5. What is the difference between light crude and heavy crude?
6. What comes out of a barrel of crude oil?
7. How much diesel is produced from a barrel of crude oil?
8. Where is WTI traded?
9. How many Litres is a barrel of diesel?
10. How many Litres make a barrel?

Tags

1. #demand
2. #exceeds
3. #valued
4. #futures
5. #since
6. #inverse
7. #contract
8. #sharply
9. #excess
10. #approximately
11. #prices
12. #supply
13. #april
14. #barrel
15. #caused
16. #impacts
17. #outpaces
18. #fluctuated