91.
If two goods are complements, this means that a rise in the price of one commodity will induce

92.
In the short run if a perfectly competitive firm finds itself operating at a loss, it will

93.
A competitive firm maximizes profit at the output level where

94.
A necessity is defined as a good having

95.
In the long run, any firm will eventually leave the industry if

96.
If a firm's average variable cost curve is rising, its marginal cost curve must be

97.
When a market is in equilibrium

98.
A market structure in which many firms sell products that are similar but not identical is known as

99.
Economics is the study of

100.
If there are implicit costs of production