Define average variable cost (AFC) ? Discuss the shape of AFC curve with the help of a schedule and a diagram.

Explain saving function with the help of a schedule and diagram.

Explain 'saving function' with the help of a schedule and diagram.

Explain the law of demand with the help of an imaginary schedule and diagram.

Explain 'consumption function' with the help of a schedule and diagram

Briefly discuss the shapes of TR, AR and MR curves with the help of an imaginary schedule and diagram (when price remians same).