DP Economics
Question 18M.3.HL.TZ0.1f
| Date | May 2018 | Marks available | [Maximum mark: 2] | Reference code | 18M.3.HL.TZ0.1f |
| Level | HL | Paper | 3 | Time zone | TZ0 |
| Command term | Outline | Question number | f | Adapted from | N/A |
f.
[Maximum mark: 2]
18M.3.HL.TZ0.1f
Note that widgets and pidgets are imaginary products.
In the country of Burbia, the demand and supply of widgets are given by the functions
Qd = 249 − 4P
Qs = 150 + 14P
where Qd is the quantity demanded per month, Qs is the quantity supplied per month and P is the price per widget in dollars ($).
(f)
The demand for widgets is considered to be unit elastic at the current price.
Outline the meaning of the term unit elastic demand.
[2]
Markscheme
