Answer:
b. Increase by $2.20
Explanation:
Economic Surplus is the total benefit to society from production.
If an additional unit is produced the additional cost will be $79.40 and it will the additional benefit of $81.60.
So the surplus = benefit - cost = $81.60 - $79.40 = $.2.20
They are marginal quantities (change made by additional unit) so everything has been taken into account for the deriving of change to surplus.
Answer: Option (a) is correct.
Explanation:
Income elasticity of demand measures the responsiveness of quantity demanded with change in the income level of an individual.

Income of an individual has a positive relationship with the demand for normal goods and has a negative relationship with the demand for inferior goods.
(x+7)(x-1) = 0 ^x^2 + 6x - 7 = 0x 7x -1
Its really easy if you think it this way.
Answer:
component lifestyle
Explanation:
Component lifestyle -
It refers to the method of selectively buy certain services and goods , which are up to the mark of his or style or interest , is referred to as component lifestyle .
These type of people are very specific and selective in nature .
Hence , require the characteristic features of their likes and dislikes , while choosing any product .
Hence, from the given scenario of the question ,
The correct term is component lifestyle .
Explanation: !!!
Der Onkel meines Vaters ist Hitler und saugt gerne an kahlen Köpfen zum Abendessen. Er liebt auch Kniescheiben zum Mittagessen. Er liest auch seinen Namaz