- Munger's independent thinking and emotional control set him apart
- Graham principles
- Stock = buying a part of the business
- Margin of Safety
- Mr. Market
- Must be rational, objective and dispassionate to be a successful investor
- Worldy wisdom - develop many mental models to make better decisions
- Don't be a genius, simply avoid big mistakes
- Be a learning machine and learn from the mistakes of others
- Heuristics and biases
- Power of incentives
- Liking/loving
- Disliking/hating
- Doubt avoidance
- Inconsistency avoidance
- Curiosity tendency
- Kantian fairness
- Envy/jealousy
- Reciprocation
- Influence from association
- Pain avoiding denial
- Excessive self-regard
- Over-optimism
- Deprival super reaction
- Reward and punishment super response
- Social proof
- Contrast misreaction tendency
- Stress influence
- Availability misweighing
- Use it or lose it tendency
- Drug misinfluence
- Senescence-misinfluence
- Authority misinfluence
- Twaddle (nonsense) tendency
- Reason respecting tendency
- Lollapalooza tendency
- The right stuff
- Patient
- Disciplined
- Calm but courageous and decisive
- Reasonably intelligent but not misled by their high IQs
- Confident and non-ideological
- Honest
- Long-term oriented
- Passionate
- Studious
- Collegial
- Sound temperament
- Frugal
- Risk-averse
- 7 Variables in the Graham value investing system
- Determining the appropriate intrinsic value of a business
- Discounted value of the cash that can be taken out of a business during its remaining life
- Owner earnings - Net income + depreciation + depletion + Amortization - CapEx - additional working capital
- Determining the appropriate margin of safety
- Determining the scope of an investor's circle of competence
- Determining how much of each security to buy
- Determining when to sell a security
- Determining how much to bet when you find a mispriced asset
- Determining whether the quality of a business should be considered
- Determining what business to own (in whole or in part)
- Determining the appropriate intrinsic value of a business
- Berkshire math
- For intrinsiv value, use long-term (30 year) US treasury rate as the discount
- Don't buy unless you have at least a 25% (and up to 60%) margin of safety
- Process
- Calculate past and current owner earnings
- Insert into the formula a rasonable and conservative growth rate of the owner earning's
- Solve for the PV of the owner's earnings by discounting using the 30 year treasury rate
- Focus on ROE, not EPS
- Moats
- Supply-side economies of scale and scope
- Demand side economies of scale (network effects
- Brand
- Regulation
- Patents and Intellectual Property
What I got out of it
- Reiterates a lot of what I've already read from Berkshire letters, etc. but a good overview