You have entered a short position in an oil futures contract.
The contract size is 1,000 barrels for each contract. The initial
margin required is $20,000 per contract. The maintenance margin is
$16,000. The contract is entered at market close on January 7 at a
price of $100/barrel. Fill in the table below. If a margin call
occurs, indicate in the margin call column the amount that has been
added to the margin account as a result of the margin...