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, ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance ...

Estimate demand function to understand initial product pricing vs. quantity. Use derivative for the revenue equation to find marginal revenue changes. Marginal revenue derivative is a tool to guide ...

The law of marginal utility states that customer satisfaction decreases with each unit purchased. So, the more your customers purchase, the less satisfaction they get from each additional purchase. If ...