81.
In a typical demand schedule, quantity demanded

82.
When the perfectly competitive firm and industry are in long run equilibrium, then

83.
In monopoly, the relationship between average and marginal revenue curves is as follows

84.
The total effect of a price change of a commodity is

85.
The following are some of the costs of a clothing manufacturer. State which among them will you consider as fixed cost?

86.
The cost that a firm incurs in hiring or purchasing any factor of production is referred to as

87.
Supply of a commodity is a

88.
If two goods were perfect substitutes of each other, it necessarily follows that

89.
The MC curve cuts the AVC and ATC curves at

90.
Giffen goods are those goods