What is an oil price differential?

Related questions

1. Why is Brent oil more expensive?
2. Which is better Brent or WTI?
3. Why is oil spill dangerous?
4. Is crude oil good for hair?
5. Can you drink crude oil?
6. Why is WTI cheaper than Brent crude?
7. What is crude oil future?
8. Why is oil so valuable?
9. How does crude oil affect humans?
10. What is inside crude oil?

Tags

1. #trades
2. #crude
3. #price
4. #usually
5. #heavy
6. #because
7. #refining
8. #discount
9. #between
10. #costs
11. #typical
12. #canada
13. #differential
14. #transportation