If a monopolist sets her output such that marginal revenue, marginal cost and average total cost are equal, economic profit must be:

Steffi is reviewing various licenses and their uses. match the licenses to their respective uses.

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Afirm is producing at minimum average total cost with its current plant. draw the firm's long-run average cost curve. label it. draw a point on the lrac curve at which the firm cannot lower its average total cost. draw the firm's short-run average total cost curve that is consistent with the point you have drawn. label it.g