A monopoly's short-run supply curve is its marginal cost curve above the minimum average variable cost.

Short-Run Supply Curve

A graphical representation showing the quantity of goods a firm is willing and able to supply at different prices in a given short-term period, holding some factors constant.

Marginal Cost Curve

A graph that displays how the expense of producing one additional unit of a good changes as production volume varies.

Average Variable Cost

The variable cost per unit of output.