Adam Smith listed three types of motives for people holding money?transaction, precautionary, and speculative

Evidence that most investors are risk averse is that they

A) buy a diversified portfolio. B) buy different bonds with the same yield and maturity. C) put most of their funds in one company's stock. D) like to gamble.

Average fixed cost:

A. equals marginal cost when average total cost is at its minimum. B. graphs as a U-shaped curve. C. declines continually as output increases. D. may be found for any output by adding average variable cost and average total cost.