Most countries, including the united states, import substantial amounts of goods and services from other countries. true or false: in the long run, a country's production of goods and services and the standard of living of its citizens are independent of each other because countries have the opportunity to import goods and services. a. true b. false

Consider the following information on stocks a, b, c and their returns (in decimals) in each state: state prob. of state a b c boom 20% 0.27 0.22 0.16 good 45% 0.16 0.09 0.07 poor 25% 0.03 0 0.03 bust 10% -0.08 -0.04 -0.02 if your portfolio is invested 25% in a, 40% in b, and 35% in c, what is the standard deviation of the portfolio in percent? answer to two decimals, carry intermediate calcs. to at least four decimals.

In north korea, a farmer’s income is the same as a dentist’s income. in a country with a mixed or market economy, the difference between those two professions might be more than 5 times different. how can you explain the fact that individuals doing the same work in different countries do not earn comparable salaries?

In some markets, the government regulates the price of utilities so that they are not priced out of range of peoples ability to pay. this is a example a/an