International trade benefits a nation when: a. no domestic jobs are lost because of trade.

b. all nations are specializing in producing what they do best.

c. its revenue from selling abroad exceeds its outlays from buying abroad.

d. its trading partners experience reduced economic well-being.

Amathematical approximation called the rule of 70 tells us that the number of years that it will take something that is growing to double in size is approximately equal to the number 70 divided by its percentage rate of growth. thus, if mexico's real gdp per person is growing at 7 percent per year, it will take about 10 years(=70/7) to double. apply the rule of 70 to solve the following problem. real gdp per person in mexico in 2005 was about $11,000 per person, while it was about $44,000 per person in the u.s. if real gdp per person in mexico grows at the rate of 5 percent per year: how long will it take mexico's real gdp per person to reach the level that the united states was at in 2005? (hint: how many times would mexico's 2005 real gdp per person have to double to reach the u.s.'s 2005 real gdp per person?

Which of the following statements regarding the southern economy at the end of the nineteenth century is accurate? the south was producing as much cotton as it had before the civil war.

Which statement best describes the two reactions? abcl, + h2 → 2hci2h + h = he + inreaction a involves a greater change, and reaction b involves a change in element identity.reaction b involves a greater change and a change in element identityreaction a involves a greater change and a change in element identity.reaction b involves a greater change, and reaction a involves a change in element identity.