Pelosi's stock trading is once again under scrutiny after a recent sale of NVIDIA weeks ahead of a significant drop.

Short selling is one of those features ... to pay to cross the spread to trade with them. A lot of people think short sellers harm the market. But the data really doesn’t support them.

The market sputtered amid high mortgage rates, high prices, and homeowners with lower rates who have no plans to move.

There can be psychological barriers to investing when the market is booming. The concept of “buy low and sell high” has been ingrained into most people since a young age, but how do markets ...