Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Pete Rathburn is ...

Ariel Courage is an experienced editor, researcher, and former fact-checker. She has performed editing and fact-checking work for several leading finance publications, including The Motley Fool and ...

Here's how to calculate the present value of a perpetual annuity that promises to pay flat or growing annual payments with helpful examples. A perpetual annuity, also called a perpetuity, promises to ...