Why is the demand curve downward sloping?

Related questions

1. What is the shape of PPC and why?
2. How can a production possibilities curve shift outward?
3. What is PPF in economics?
4. What does a point below PPC indicate?
5. What is PPC schedule?
6. What does a PPC curve show?
7. What is transformation curve?
8. What is PPC in economics class 11?
9. What does a PPC show what are the assumptions about resources and technology in the PPC model?
10. What is marginal rate of transformation?

Tags

1. #slopes
2. #falls
3. #spend
4. #demand
5. #income
6. #price
7. #consumer
8. #sloping
9. #commodity
10. #consume
11. #consumers
12. #effect
13. #because
14. #quantity
15. #order
16. #downward
17. #increases
18. #curve