Answer:
do you need help with that or are you saying that
Explanation:
Answer:
0.60
Explanation:
The midpoint formula is used to calculate elasticity by using average percentage in both price and quantity.
The formula is given below:
Percentage change in quantity =<u> (Q2 -Q1) </u> x 100
(Q2 + Q1) / 2
Percentage change in price = <u> (P2 -P1) </u> x 100
(P2 + P1) / 2
Elasticity =<u> Percentage change in price__</u>
Percentage change in quantity
Inserting the data:
Percentage change in quantity =<u> (30 -20) </u> x 100 = <u>10</u> x 100 = 40%
(30 + 20) /2 25
Percentage change in price = <u>($20 - $10)</u> x 100 = <u>10</u> x 100 = 66.6%
($20 + $10) /2 15
Elasticity of supply = <u>40%</u>
66.6%
= 0.60
Answer:
b. the Federal Reserve System.
Explanation:
Initial margin refers to the deposit made by an investor with a broker, in order to open a margin account. The purpose of initial margin is security and collateral to ensure enough availability of cash in the trading account of the investor.
For instance an investor wants to purchase 4000 shares priced at 15$. In this case, he is supposed to deposit 50% of $60,000 i.e $30,000. The remaining $30,000 is contributed by the brokerage firm, regarded as borrowings on which the investor pays interest.
The initial margin limit is fixed by the Federal Reserve System.
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