Which one of the following pair is/are correct

MCQ Practice

Subject: AgricultureTopic: Agricultural Economics

(vartriangle qd)/(vartriangle P) cdot (P)/(qd) - Price elasticity of demand

(vartriangle qx)/(vartriangle Py) cdot (Py)/(qx) - Cross elasticity of demand

(vartriangle qs)/(vartriangle P) cdot (P)/(qs) - Elasticity of supply

All of these

Correct Answer: D

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