A. Multiple password changes and verifications
You won’t need a password for most online stores. The rest of the answers are all required.
Answer:
Both mutual funds and money market funds are similar in the sense that they pool money from several investors in a variety of instruments. The difference is that money market funds pool the money in very liquid, short-term securities, while mutual funds do the same but in less liquid, longer-term securities.
The 63-year-old neighbor should therefore split the money around 60/40, 60% of the funds for mutual funds, in order to have long-term security, and 40% in the money market funds, in order to have quick cash available when needed.
Answer: Her income elasticity of demand for cottage cheese is <em><u>0.3333</u></em> making it a <em><u>normal and necessary</u></em> good.
The income elasticity of demand is given by :

The percentage change in income is given as 60%. We calculate the percentage change in quantity demanded as follows:



Substituting the value above in the income elasticity demand formula we get,

<u>YED = 0.33333</u>
Since the income elasticity is positive, and since Shawna buys more cottage cheese after an increase in income, we can classify this good as a normal good.
Since the income elasticity is between 0 and 1 we can also conclude that cottage cheese is also a essential good or a necessity.
Answer:
The correct answer is letter "D": computer programmer who leaves one job and accepts a new job.
Explanation:
Frictional unemployment is one component of what economists call natural unemployment, which is unemployment caused by things other than an underperforming economy. Frictional unemployment is caused because of temporary changes in jobs. It involves cases such as new employees entering the workforce, people moving to another city and looking for a job or people leaving to seek a better one.
Answer:
The correct answer is letter "C": apply the assumption that people behave as if they act rationally with an aim to maximize utility.
Explanation:
The theory of rational expectations is mainly used in macroeconomics, with the idea that decisions of individuals will affect the future course of the economy. According to this theory, people's behaviors are based on <em>rationality, all the information that they have available, </em>and <em>past experiences.
</em>
Some of the rational expectations theory's premises are that <em>people hold expectations that will be met, variables values (price, output, and employment) are taken into account, </em>and <em>individuals are always trying to maximize their profits.</em>