The statement that Stock market valuations are often unreliable due to market fluctuations and are therefore not used to assess competitive advantage is false.
Because, When the stock's intrinsic value is known it is possible for, an investor to determine whether the stock is over valued or it is under-valued as regards the current market price so we can't say it is often unreliable.
Stock valuation can be regarded as a method of determining the intrinsic value.
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