1. Some investors are naive, and are overconfident that the stocks in which they invest will perform well. They know that they might achieve high returns from buying stocks on margin, but they ignore that they could incur large losses. What is your behavior toward buying stocks on margin? What is the risk associated with this strategy?

2. Read one practical article about how psychology affects decisions when buying stocks on margin. You can easily retrieve possible articles by doing an online search using the terms "psychology" and "buying stocks on margin." Summarize the main points of the article.