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   Separation Theorem
   















 

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Separation Theorem

The idea, proposed by James Tobin, that the investment process can be separated into two distinct steps:
(1) the construction of an efficient portfolio, as described by Markowitz; (2) the decision to combine this efficient portfolio with a riskless investment. This separation plays a major role in construction of the market line and in the development of the Capital Asset Pricing Model.

Glossary * S