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DuPont Analysis: Decomposition of ROE

Difficulty: Beginner


Two-Component Disaggregation of ROE

AT&T Inc., decomposition of ROE

 
ROE = ROA × Leverage
Dec 31, 2017 % %
Dec 31, 2016 % %
Dec 31, 2015 % %
Dec 31, 2014 % %
Dec 31, 2013 % %

Source: Based on data from AT&T Inc. Annual Reports

 

The primary reason for the increase in Return on Equity (ROE) over 2017 year is the increase in profitability measured by Return on Assets (ROA).

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Three-Component Disaggregation of ROE

AT&T Inc., decomposition of ROE

 
ROE = Net Profit Margin × Asset Turnover × Leverage
Dec 31, 2017 % %
Dec 31, 2016 % %
Dec 31, 2015 % %
Dec 31, 2014 % %
Dec 31, 2013 % %

Source: Based on data from AT&T Inc. Annual Reports

 

The primary reason for the increase in Return on Equity (ROE) over 2017 year is the increase in profitability measured by Net Profit Margin.

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Five-Component Disaggregation of ROE

AT&T Inc., decomposition of ROE

 
ROE = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover × Leverage
Dec 31, 2017 % %
Dec 31, 2016 % %
Dec 31, 2015 % %
Dec 31, 2014 % %
Dec 31, 2013 % %

Source: Based on data from AT&T Inc. Annual Reports

 

The primary reason for the increase in Return on Equity (ROE) over 2017 year is the increase in effect of taxes measured by Tax Burden.

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Two-Way Decomposition of ROA

AT&T Inc., decomposition of ROA

 
ROA = Net Profit Margin × Asset Turnover
Dec 31, 2017 % %
Dec 31, 2016 % %
Dec 31, 2015 % %
Dec 31, 2014 % %
Dec 31, 2013 % %

Source: Based on data from AT&T Inc. Annual Reports

 

The primary reason for the increase in Return on Assets (ROA) over 2017 year is the increase in profitability measured by Net Profit Margin.

Top


Four-Way Decomposition of ROA

AT&T Inc., decomposition of ROA

 
ROA = Tax Burden × Interest Burden × EBIT Margin × Asset Turnover
Dec 31, 2017 % %
Dec 31, 2016 % %
Dec 31, 2015 % %
Dec 31, 2014 % %
Dec 31, 2013 % %

Source: Based on data from AT&T Inc. Annual Reports

 

The primary reason for the increase in Return on Assets (ROA) over 2017 year is the increase in effect of taxes measured by Tax Burden.

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Decomposition of Net Profit Margin

AT&T Inc., decomposition of Net Profit Margin

 
Net Profit Margin = Tax Burden × Interest Burden × EBIT Margin
Dec 31, 2017 % %
Dec 31, 2016 % %
Dec 31, 2015 % %
Dec 31, 2014 % %
Dec 31, 2013 % %

Source: Based on data from AT&T Inc. Annual Reports

 

The primary reason for the increase in Net Profit Margin over 2017 year is the increase in effect of taxes measured by Tax Burden.

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