Episode Summary

This episode addresses the ultimate question for any company investor: "Is this actually a good business?". We show why looking at the headline profitability metrics in isolation can be incredibly misleading. Specifically, we explore how three entirely different companies—a manufacturer, a retailer, and a software firm—can all report an identical, stellar return on equity (ROE) of twenty-four percent, yet possess completely different operational machinery.

By unpacking the famous DuPont decomposition, we demonstrate how to break a company’s return on equity down into its three core drivers in about thirty seconds: profitability (net margin), efficiency (asset turnover), and leverage (the equity multiplier). This simple mathematical bre ...