The fine print of trading and investing


Answers

One question per page, answered in two or three sentences at the top, then worked through with the cases, exceptions and sums that decide it for your account.

Margin & Leverage

Section →

Risk Management

Section →

Stock Trading

Section →

Swing Trading

Section →

Prop Trading

Section →

Dividends

Section →

Earnings

Section →

Economics

Section →

Investing

Section →

When the short answer is not enough

The box at the top of each page answers the question as asked. The page underneath covers what changes the answer: a house margin requirement stricter than the regulatory minimum, an option approval level, a firm's own rule book, a tax election. Those details decide whether the short answer holds for your account.

Where the answer is a sum, the page shows the working so you can redo it with your own figures, and the calculators run the same arithmetic. For the vocabulary behind a question, see the concepts. To learn a subject in order, from the first principle to the last exception, take one of the free courses.