Net margin - also known as net profit margin is the ratio of Net Income divided by net sales or Revenue, usually presented in percent. It is calculated as
Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a companys profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.
But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.
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