Answer:
C) A 25% increase in sales resulting in a 30% increase in net operating income.
Answer:
The expected return on her portfolio is B) 11.8%
Explanation:
Hi, the expected return of a portfolio can be found by multiplying the weight of each of the assets times each of its expected return, that is:

So everything should look like this

The expected return of the portfolio is 11.8%, that is option B)
Best of luck.
Answer:
Risk of a bad investment
Explanation:
When an investor is calculating an investment's interest rate, he/she must include all brokerage commissions and fees
, inflation rate (interest rate must exceed the inflation rate) and the investor's opportunity cost.
Investors are risk adverse, which means that a risky investment should yield a higher return. That could be considered a rational investment rule, but it is not included in the calculation of the interest rate.
Answer:
Lerner index for Botox = 0.9
Explanation:
The Lerner index measures market power in an industry. The formula for calculating the Lerner index is: L = (P - MC) / P
Lerner index for Botox = ($15 - $1.50) / $15 = 0.9
0.9 in the Lerner index means that a company has a very large market power. Under this situation, this is quite logical since Allergen has a monopoly on Botox, at least until the patent expires.
The Lerner index varies between 0 and 1, with 0 being a situation of perfect competition and 1 a monopolistic situation.
More than 95% of customers in the US wireless mobile phone market are served by AT&T, Verizon, and T-Mobile. This market is characterized by oligopolistic rivalry.
How large is the market for cell phones?
In 2021, the market for smartphones was estimated to be worth USD 457.18 billion. A 7.3% CAGR is predicted for the market throughout the forecast period as it increases from USD 484.81 billion in 2022 to USD 792.51 billion in 2029.
The market for smartphones is it expanding?
Since 2008, the smartphone market has been continuously expanding and increasing in size as well as in terms of the variety of models and providers. In 2022, it is anticipated that there will be 1.43 billion smartphones shipped globally. 78.05% of people on the planet will have smartphones by the year 2020.
To know more about mobile phone market
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