What causes crude oil prices to drop?

Related questions

1. What is the current price of oil a barrel?
2. How much does a 275 gallon oil tank hold?
3. Is it expensive to heat a home with oil?
4. How many refineries are in California?
5. Does higher demand mean higher prices?
6. Will we run out of salt?
7. What is the price of gas in California?
8. Why is gas so expensive in Europe?
9. Why is diesel so expensive in California?
10. What happens if you run out of heating oil?

Tags

1. #lower
2. #sharply
3. #europe
4. #coupled
5. #supply
6. #prices
7. #outpaces
8. #steady
9. #inverse
10. #excess
11. #caused
12. #china
13. #exceeds
14. #demand
15. #attributed