Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. A loan constant is a financial metric used by borrowers to compare an annual loan repayment, ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas including investing, ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Credit: Mark Sutton - ...