Answer:
The answer is B.
Explanation:
Marginal Productivity can be described as when every variable in the equation is held constant, it is the amount of productivity gained for every extra hour of labor that is put in.
And according to the information about Joey and his productivity cutting the lawns, we are provided the equation q = 0.2*L which means that for every extra hour Joey works cutting the lawns, Joey's marginal productivity is going to decrease by 0.2 or 20% so the answer is B.
I hope this answer helps.
Answer:

Explanation:
marketing is called consumer to consumer marketing
It is the making of product or administration with the particular limited time procedure being for shoppers to impart that item or administration to others as brand advocates dependent on the estimation of the item.
The most noticeable instances of
incorporate eBay, an online closeout web page, and amazon which is used for costumer service.
For each willful violation $129,336 per violation
Answer:
The correct option is;
Loss of national monetary and exchange rate policy
Explanation:
The disadvantages of the establishment of monetary unions includes;
1) The loss of independence in monetary policy
2) The associated problems that arise due to the the initial establishment of the union
3) Tedious nature of the task of attaining comprehensive capital mobility
The advantages are;
1) Lack of uncertainty in exchange rate variation
2) Reduced cost of doing business
3) Improved fiscal stability as well as control of the inflation rate by supranational central bank.