Typical broker-dealer fees that must be disclosed as part of a fee disclosure document would include the interest charged by the firm on money owed by customers in their margin accounts.
A "margin account" is a specific kind of brokerage account where your broker-dealer lends you money to buy securities (sometimes referred to as "margin securities") while using the account as security. You might be able to hold a cash account and a margin account simultaneously with some brokerage firms.
A "margin account" is a specific kind of brokerage account where the broker-dealer lends the investor money to buy securities while using the account as collateral. While margin gives investors more purchasing power, it also exposes them to the possibility of bigger losses.
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