Which of the following is not an example of a barrier to entry?
a. mighty mitch’s mining company owns a unique plot of land in tanzania, under which lies the only large deposit of tanzanite in the world.
b. a novelist obtains a copyright for her new book.
c. a taxi cab driver in new york city obtains a license to legally provide transportation in new york city.
d. a college student starts a part-time tutoring business.

On january 1, jackson, inc.'s work-process inventory account showed a balance of $ 66,500. during the year, materials requisitioned for use in production amounted to $ 70,500, of which $ 67,700 represented direct materials. factory wages for the period were $ 210,000 of which $ 187,000 were for direct labor. manufacturing overhead is allocated on the basis of 60% of direct labor cost. actual overhead was $ 116,050. jobs costing $ 353,060 were completed during the year. the december 31 balance in work-process inventory is

You are chairman of the board of a successful technology firm. there is a nominal federal corporate tax rate of 35 percent, yet the effective tax rate of the typical corporation is about 12.6%. your firm has been clever with use of transfer pricing and keeping money abroad and has barely paid any taxes over the last 5 years; during this same time period, profits were $28 billion. one member of the board feels that it is un-american to use various accounting strategies in order to avoid paying taxes. others feel that these are legal loopholes and corporations have a fiduciary responsibility to minimize taxes. one board member quoted what the ceo of exxon once said: “i’m not a u.s. company and i don’t make decisions based on what’s good for the u.s.” what are the alternatives? what are your recommendations? why do you recommend this course of action?

Which of the following events could increase the demand for labor? a. an increase in the marginal productivity of workers b. a decrease in the amount of capital available for workers to use c. a decrease in the wage paid to workers d. a decrease in output price