"I built each of these machines," the man said, noting, "if I bought them, they'd cost over a quarter-million to buy." ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Somer G. Anderson is CPA, doctor of ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Katharine Beer is a writer, editor, and archivist based in New York. She has a broad range ...