Q.______ : Change in supply : : Other factors constant : Variation of supply

Completing the correlation: Change in other factors : Change in supply :: Other factors constant : Variation of supply. Answer: Change in other (non-price) factors.

Why: Two supply situations must be distinguished:

• Variation (movement) of supply — caused by a change in the good's own price while all other factors stay constant; it is shown as a movement along the same supply curve (expansion/contraction). …