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What is the wavelength of 111.9-MHz television EM waves? (c = 3 × 108 m/s)
Margin Call
A demand by a broker that an investor deposits further cash or securities to cover possible losses.
Margin Deposit
A margin deposit is an initial sum deposited to cover potential losses when borrowing capital for investing, typically in a margin account for trading securities.
Open Interest
The number of futures contracts outstanding.
Silver Futures
Contracts to buy or sell silver at a future date at a price that is agreed upon today, used for hedging or speculating on the future price of silver.
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