Answer:
The correct answer is C
Explanation:
Economies is the study of how the society uses the resources which are limited and it deals with the consumption, production as well as distribution of the goods and services.
And under the economics the cost of something like or product is defined as what the person give up in order to get something.
For example, a person wants to purchase to product, he needs to give up the money against it in order to have the product or item with him.
Performing calculations and using equipment
Answer:
Liquidity
Explanation:
Liquidity is the degree to which an asset can be converted to cash. Assets that can easily be converted are described as liquid assets and include stocks and bonds.
Illiquid assets are not easy to sell. These assets may take a long time to sell or may be sold at a much cheaper price than the purchase price in order to make a quick sale. These include real estate, motor vehicles etc.
Answer:
No, he should <u>not</u> pick up the $100 bill
Explanation:
If his salary were those $20 billion (20,000,000,000) by a year. Let's find out how much this is by a second.
First let's find out how much is that salary by <em>a day</em>, then by <em>an hour</em>, then by <em>a minute</em> and finally by <em>a second</em>.

So he would be losing money if he picks up the $100 bill, because he would be missing 634 dollars per second.