Define the term "cross elasticity of demand"
| Price of commodity X (SH) |
Demand for commodity X (Units) |
| 12 |
80 |
| 16 |
100 |
| 20 |
120 |
| 24 |
140 |
| 28 |
160 |
d) The following data relate to a consumer in a certain market:
Required: Calculate the cross elasticity of demand of commodity Y with each of the changes in price of commodity X. comment on the relationship the two commodities.