Learn about Gross Margin Return on Investment, Inventory Turns, Turn/Earn and more! Free articles with Excel formulas.

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How to Calculate Gross Margin Return on Investment (GMROI) to Manage Inventory

Learn how to calculate GMROI (Gross Margin Return on Investment). The Turn/Earn Index and GMROI are two simple ways to help manage your inventory and run your business. Need to know the GMROI formula? Read on! GMROI formula definition: GMROI…
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How A Price Increase/Decrease Affects Gross Profit vs. Unit Sales

(Note: if you just need to calculate gross margin or mark up, please scroll down.) If you want to increase gross margin with a price increase, you should know how gross profit is calculated and assuming a drop in unit sales, how many unit sales…
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Rule of Three Marketing: Market Share and Market Dynamics

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Why do some companies thrive and dominate their market segment, only to later become an afterthought? Market dynamics and the Rule of Three explains how some companies succeed and some fail. Most industries and market segments, including…