What are the differences between economics and microeconomics?

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.

When making a major purchase, i often spend months to learn all the issues?

Security prices are set by active market participants. which of the following is not a consequnce of this fact? a. the market price will be set by the buyer who can take best advantage of the asset. b. the price is set by the buyer willing to pay the highest price. c. superior information about an asset can increase its value by reducing its risk. d. market participants have a strong incentive to reveal private information about a security.