CUET Economics - The equation of the demand curve : pq = e, where e is a constant. Select the INCORRECT statement: 1. The demand curve is a rectangular hyperbola. 2. The value of p times q is constant. 3. The elasticity of demand at all points located on this demand curve is greater than 1. 4. At every point of consumption, the expenditure remains the same. | PYQs + Solutions | AfterBoards