October Prime Day 2025: Early deals to shop, plus everything we know about next week's Big Deal Days

Mark your calendar for Oct. 7-8 — this fall's savings extravaganza promises some of the year's deepest discounts.
Investopedia

Average Inventory: Definition, Calculation Formula, and Example

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...