Answer:
The answer is C.
Explanation:
Macroeconomics is the study of the economy as a whole, unlike microeconomics which is the study of the individual firms/markets.
Macroeconomics focuses on the standard of living, unemployment rate, inflation rate etc. and how this affects the whole economy.
Option A is wrong because it is the microeconomics and not macroeconomics that studies the market and the firm.
Option B and D are wrong because these are for microeconomics
Answer:
C) $50,000,000
Explanation:
The aggregate rent is the surplus earned by the lawyers for operating over their cost at this market equilibrium.
In the picture attached, the rent is showed graphically.
At PL=$250 per hour, the amount of demanded hours is QL=1,000,000.
The oportunity cost at a zero hours level is PL(0)=$150.
The rent can be calculated as:

The aggregate rent is $50,000,000.
Distillation is a process that can separate a mixture, composed of two or more components, by using selective evaporation and condensation. In this process is important to have the components with different boiling points, otherwise it's not possible to separate.
That means, that a good separation can be achieved if the boiling points have a large difference.
Answer:
True
Explanation:
According to the IRS:
- ordinary expenses are expenses that are common and accepted in a company's trade or industry.
- necessary expenses are expenses that help your company carry on its normal business.
Tax deductible expenses must be ordinary, necessary, and reasonable.
Answer:
Owner's equity at year end would be $61,100
Explanation:
$58,900(Beginning equity) + $8,200 (Net income increases owner's equity) - $2,500 (This is paid out of retained earnings/owner's equity) - $3,500 ( A repurchase of stocks reduced owner's equity as cash would have been given to the shareholder for their equity) = $61,100