Which anti-discrimination law prohibits discrimination against qualified individuals with disabilities who work in the federal government?

In the short run, if a firm's total variable cost curve lies above its total revenue curve at all possible output levels, the firm's minimum short-run loss

a. equals its total fixed cost b. equals zero c. occurs at the maximum point of the total revenue curve d. occurs at the maximum point of its marginal revenue curve e. occurs at the minimum point of its marginal cost curve

In the long run, a tax placed on a perfectly competitive industry should

A. increase the number of firms. B. not affect the number of firms. C. decrease the number of firms. D. One cannot tell