Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. An ordinary annuity is a series of equal payments made at the end of a time period for a ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...