CAPM also makes use of what is called a "definitional identity." This is something that is automatically true, simply because of the way things have been defined.


Chapter 2, Estimating Expected Return with the Theories of Modern Finance, p. 16 - The Inefficient Stock Market - What Pays Off And Why (1999)


CAPM also makes use of what is called a definitional identity. This is something that is automatically true, simply because of the way things have...

CAPM also makes use of what is called a definitional identity. This is something that is automatically true, simply because of the way things have...

CAPM also makes use of what is called a definitional identity. This is something that is automatically true, simply because of the way things have...

CAPM also makes use of what is called a definitional identity. This is something that is automatically true, simply because of the way things have...