A grocery store is running a "buy-one-get-another-at-one-half-of f" promotion on a dozen doughnuts. So the first dozen is $6 and the second would be $3. A person would buy the second dozen if their marginal benefit from the second dozen doughnuts is: Select one:

a. greater than $3

b. greater than $6

c. greater than $9

d. less than $3

Weekly sales at nancy's restaurant total $ 84,000. labor required is 420 hours at a cost of $21,000. raw materials used amount to $40,000. what is the partial measure of productivity for labor hours?

2. activities included (and not included) in the calculation ofgdp the gross domestic product (gdp) of the united states is defined as the all in a given period of time. based on this definition, indicate which of the following transactions will be included in (that is, directly increase) the gdp of the united states in 2017. scenario 2017 gdp included excluded calculo, a u.s. electronics company, produces a calculator at a plant in indonesia on march 17, 2017. calculo imports the calculator into the united states on may 21, 2017. awake cafe, a u.s. coffee company, produces a latte at its location in minneapolis on january 9, 2017. it sells the latte to a customer immediately. fastlane, a japanese automobile company, produces a sedan at a plant in indiana on december 12, 2017. a family buys the sedan on december 24. you chop down a cherry tree on your property in california and make a dining room table in 2017. a similar table sells for $800 in a local furniture store. graincorp, a u.s. agricultural company, produces corn syrup at a plant in iowa on september 19, 2017. it sells the corn syrup to crunchy's for use in the production of cereal that will be made in the united states in 2017. (note: focus exclusively on whether production of the corn syrup increases gdp directly, and ignore the effect of production of the cereal on gdp.)

Economic models a. are constructed to mirror reality as closely as possible, and in this respect economic models are no different from other scientific models. b. are constructed to mirror reality as closely as possible, and in this respect economic models are very different from other scientific models. c. are simplifications of reality, and in this respect economic models are no different from other scientific models. d. are simplifications of reality, and in this respect economic models are very different from other scientific models.