Given the double shift and the respective magnitude of change, determine the impact on price and quantity. Note: Since the magnitude of change is given for EACH, price and quantity will not be indeterminate.
P↑Q↑ | P↑Q↓ | P↓Q↑ | P↓Q↓ | |
|---|---|---|---|---|
D increases by 10 units at all prices; S increases by 5 units at all prices | ||||
D decreases by 15 units at all prices; S increases by 5 units at all prices | ||||
D decreases by 5 units at all prices; S decreases by 10 units at all prices | ||||
D increases by 5 units at all prices; S decreases by 15 units at all prices |