A depositor cannot directly write checks against:
a. demand deposits

Which of the following statements identifies a difference between optimization in levels and optimization in differences?

A) Optimization in levels compares only the costs of different alternatives, whereas optimization in differences compares only the benefits of different alternatives. B) Optimization in levels compares only the benefits from different alternatives, whereas optimization in differences compares only the costs of different alternatives. C) Optimization in levels calculates the net benefits of different alternatives, whereas optimization in differences calculates the change in net benefits when switching from one alternative to another. D) Optimization in levels calculates the change in net benefits when switching from one alternative to another, whereas optimization in differences calculates the net benefits of different alternatives.

Suppose Jan started up a small lemonade stand business last month. Variable costs for Jan's lemonade stand now include the cost of

a. building the lemonade stand. b. hiring an artist to design a logo for her sign. c. lemons and sugar. d. All of the above are correct.