Final answer:
The dealer's commission in facilitating a stock trade is payable by the investor within a certain time line.
Step-by-step explanation:
The dealer's commission in facilitating a stock trade is payable by the investor, and the payment is typically due within a certain time line. The exact timeline can vary depending on the terms and conditions set by the dealer or the brokerage firm. It is important for investors to understand and comply with these payment deadlines to avoid any penalties or issues with their transactions. For example, the investor may be required to pay the commission within a few days after the trade is executed.