Answer:
<em>a. law of increasing relative cost</em>
Explanation:
In economics, the law of increasing costs <em>is a theory which states that once all production factors (land, labour, capital) are at maximum output, it will cost more than average to produce.</em>
As production increases, the opportunity cost will also increase.
In such a nut-shell, markets and countries are trying to strike a balance on how to handle resources whilst using the goods to achieve the best possible productivity and revenue.
I believe the answer is: The control group would be cars that were washed by hand
The control group exist in order to measure the result that created by subjects that recieve specal treatment (the special treatment in this case would be the automated car wash).
In the example above, the result from automatic car wash would be controlled by comparing it to the result from handwashed cars.
<u>Answer:
</u>
The marriage would affect how the output in the economy is calculated by decreasing the labor strength of the economy as the butler is no longer a butler the husband of the woman who employed him.
<u>Explanation:
</u>
- In the given case, the output of the economy is very less likely to get affected as the butler and the woman have chosen to continue working in the same way they did before they got married.
- The only difference that would be recorded would thus be in the labor strength of the economy which would be observed to have decreased.