Which of the following is included in GDP? revenue from the sale of a three-year old car the fees charged for a stock broker's services the receipts from a sale of land the value of lawn care service provided by a sixteen-year-old as part of his weekly chores

Suppose the price of frozen yogurt, a substitute for ice cream, increases. what happens to equilibrium price and quantity of ice cream? a. the price and quantity of ice cream both increase b. the price and quantity of ice cream both decrease c. the price of ice cream increases and the quantity decreases d. the price of ice cream decreases and the quantity increases

Ajustification for job training programs is that they improve worker productivity. suppose that you are asked to evaluate whether more job training makes workers more productive. however, rather than having data on individual workers, you have access to data on manufacturing firms in ohio. in particu- lar, for each firm, you have information on hours of job training per worker (training) and number of nondefective items produced per worker hour (output). (i) carefully state the ceteris paribus thought experiment underlying this policy question. (ii) does it seem likely that a firm’s decision to train its workers will be independent of worker characteristics? what are some of those measurable and unmeasurable worker characteristics? (iii) name a factor other than worker characteristics that can affect worker productivity. (iv) if you find a positive correlation between output and training, would you have convincingly established that job training makes workers more productive? explain.

Emil motycka is considered an entrepreneur because