Matias spent 12 hours studying for an exam, and he received an a on the exam. normally, he would have spent that time watching tv instead of studying. matias figures he could have made a b after studying only 6 hours, but he really wanted an a. what is matias ’s marginal cost in terms of tv viewing to move from a b to an a on the exam?

The president of the island nation of winstone refuses to raise taxes, but wants to expand many government services and increase the size of winstone's armed forces. he plans to pay for all of the desired expenditures by printing more money. if the president carries out his plan by rapidly increasing the supply of money, winstone will likely experience:

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a. a post on a social networking site about the undesired side-effects of different alternative medicinesb. a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec. an anonymous article on a medical website that claims the success of alternative medicined. a 2003 study conducted by a medical research center about the effects of alternative medicine

Which of the following was not a characteristic of phoenician cities? a. they were located on islands. b. they had harbors on each side. c. they were built on land jutting out to the sea. d. they were surrounded by high stone walls and towers.