Dividend growth model and Dividend irrelevancy theory: Difference between pages

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''Equity valuation and cost of capital''
In financial theory dividend payments and policies should be irrelevant when financial markets are efficient.  
 
(DGM).
 
The Dividend growth model links the value of a firm’s equity and its market cost of equity, by modelling the expected future dividends receivable by the shareholders as a constantly growing perpetuity.
 
==Applications of the DGM==
 
Common applications of the dividend growth model include:
 
(1) Estimating the market <u>cost of equity</u> from the current share price; and
 
(2) Estimating the fair <u>value</u> of equity from a given or assumed cost of equity.
 
 
==DGM formulae==
 
The DGM is commonly expressed as a formula in two different forms:
 
Ke = (D<sub>1</sub> / P<sub>0</sub>) + g
 
''or (rearranging the formula)''
 
P<sub>0</sub> = D<sub>1</sub> / (Ke - g)
 
 
''Where:''
 
P<sub>0</sub> = ex-dividend equity value today.
 
D<sub>1</sub> = expected future dividend at Time 1 period later.
 
Ke = cost of equity per period.
 
g = constant periodic rate of growth in dividend from Time 1 to infinity.
 
 
This is an application of the general formula for calculating the present value of a growing perpetuity.
 
 
 
<span style="color:#4B0082">'''Example 1: Market value of equity'''</span>
 
Calculating the market <u>value</u> of equity.
 
 
''Where:''
 
D<sub>1</sub> = expected dividend at future Time 1 = $10m.
 
Ke = cost of equity per period = 10%.
 
g = constant periodic rate of growth in dividend from Time 1 to infinity = 2%.
 
 
P<sub>0</sub> = D<sub>1</sub> / (Ke - g)
 
= 10 / (0.10 - 0.02)
 
= 10 / 0.08
 
= $'''125'''m.
 
 
 
<span style="color:#4B0082">'''Example 2: Cost of equity'''</span>
 
Or alternatively calculating the current market <u>cost of equity</u> using the rearranged formula:
 
Ke = (D<sub>1</sub> / P<sub>0</sub>) + g
 
 
Where:
 
D<sub>1</sub> = expected future dividend at Time 1 = $10m.
 
P<sub>0</sub> = current market value of equity per period = $125m.
 
g = constant periodic rate of growth in dividend from Time 1 to infinity = 2%.
 
 
Ke = (10 / 125) + 2%
 
= 8% + 2%
 
= '''10%.'''
 
 
The dividend growth model is also known as the Dividend discount model, the Dividend valuation model or the Gordon growth model.


But in practice decisions about dividend levels are important because of their informational content. This informational content is known as ''signalling''.


== See also ==
== See also ==
* [[Cost of equity]]
* [[Lintner]]
* [[Corporate finance]]
* [[Residual theory]]
* [[Perpetuity]]
 
 
==Other resources==
[[Media:2013_10_Oct_-_The_real_deal.pdf| The real deal, The Treasurer student article]]


[[Category:Corporate_finance]]

Revision as of 14:19, 23 October 2012

In financial theory dividend payments and policies should be irrelevant when financial markets are efficient.

But in practice decisions about dividend levels are important because of their informational content. This informational content is known as signalling.

See also