_____________ classifies market on the basis of time

(a)

Adam Smith

(b)

Alfred Marshall

(c)

Samuelson

(d)

E.H. Chamberlin

Very long period market is also called as ____________

(a)

Market Period

(b)

Short Period

(c)

Long Period

(d)

Secular Period

Long run average cost curve is ______shaped curve.

(a)

Downward sloping curve

(b)

Upward sloping curve

(c)

Straight line

(d)

Flatter 'U' shaped curve

The imperfect competition was propounded in England by _________

(a)

Mrs. Joan Robinson

(b)

E.H. Chamberlin

(c)

Marshall

(d)

Adam Smith

First-degree price discrimination named it as ______

(a)

Perfect discriminating monopoly

(b)

Imperfect discriminating monopoly

(c)

Sub market

(d)

None of these