Buffett on Diversification

The following article is an excerpt from Buffett Partnership Letters, January 20, 1966 Last year in commenting on the inability of the overwhelming majority of investment managers to achieve performance superior to that of pure chance, I ascribed it primarily to the product of: “(1) group decisions – my perhaps jaundiced view is that it […]

Read More

Buffett Wharton Speech

Notes on meeting with Warren Buffett on October 10, 2003 On living a successful life Look among your classmates/colleagues and ask yourself “If I could purchase 10% of anyone’s income, who would I choose?…..If I could short 10% of someone’s income, who would it be?” Ben Graham used this exercise quite extensively. Ask yourself the […]

Read More

Warren Buffett: Quantitative vs Qualitative Investing

In Buffett Partnership Letter October 9, 1967, Buffett said, “The evaluation of securities and businesses for investment purposes has always involved a mixture of qualitative and quantitative factors. At the one extreme, the analyst exclusively oriented to qualitative factors would say, “Buy the right company (with the right prospects, inherent industry conditions, management, etc..) and […]

Read More

Buffett explains intrinsic value

Question: How do you calculate intrinsic value? Buffett: Intrinsic value is terribly important but very fuzzy. We try to work with businesses where we have fairly high probability of knowing what the future will hold. If you own a gas pipeline, not much is going to go wrong. Maybe a competitor enters forcing you to […]

Read More

Tests of a Good Business

By Warren Buffett A couple of fast tests about how good a business is. First question is “how long does the management have to think before they decide to raise prices?” You’re looking at marvelous business when you look in the mirror and say “mirror, mirror on the wall, how much should I charge for […]

Read More