ECONOMICS- TRADE
Consider world consisting of two trading entities: the US and the EU. The EU is the exporter of cheese to the US and the importer of oil from the US. Assume the world price of both cheese and oil are set in terms of dollars ($). Also assume that there is no barriers or restrictions on trade for either good. Also assume that the entire exchange between the US and EU is made of trade account transactions and that there are NO capital/financial account transactions between them.

The following table represents the information about the EU’s import of oil. Note that the price of oil is denominated in the US dollar ($) and is equal to $30 per barrel.

b) a student tests 100 students to determine whether other students on her campus prefer soda brand a or soda brand b and finds no evidence that preference for brand a is not 0.5. later, a marketing company tests all students on campus and finds no difference. choose the correct answer below.

Alarge university wanted to study the relationship between completing an internship during college and students' future earning potential. prom the same graduating class, they selected a random sample of 80 students who completed an internship and 100 students who did not complete an internship and examined their salaries five years after graduation. they found that there was a statistically higher mean salary for the internship group than for the noninternship group. which of the following interpretations is the most appropriate? a. there could be a confounding variable, such as student major, that explains the difference in mean salary between the internship and no internship groups. b. we cannot infer anything from these data since the distribution of salaries is likely right skewed. c. you cannot draw any valid conclusions because the sample sizes are different. d. more students should complete internships because having an internship produces a higher salary.

Sauer food company has decided to buy a new computer system with an expected life of three years. the cost is $440,000. the company can borrow $440,000 for three years at 14 percent annual interest or for one year at 12 percent annual interest. assume interest is paid in full at the end of each year. a. how much would sauer food company save in interest over the three-year life of the computer system if the one-year loan is utilized and the loan is rolled over (reborrowed) each year at the same 12 percent rate? compare this to the 14 percent three-year loan.