Others focused on equity valuations, which, they said, were so high that the market was ready for a correction.

Value Expectations was created to serve as an outlet covering topics on corporate performance and equity valuation.

"There is a healthy level of skepticism that is coming back into equity valuations," he said.

Value Expectations' blogs cover topics such as corporate performance and equity valuation.

He has written several books on equity valuation, as well on corporate finance, and investments.

Again, this equity valuation did not reflect any debts related to the stake.

Buffett also said the crisis was creating opportunities in European equity valuations.

This highlights the significance of the debate as far as equity valuation is concerned.

The "Fed model" is a theory of equity valuation that has found broad application in the investment community.

With equity valuations now in the high range, investors are much more sensitive to disappointing news.