Money and Investing

The Little Book of Valuation

Valuation isn't a mysterious art reserved for Wall Street analysts — it's a learnable discipline, and this book teaches you the actual mechanics of figuring out what something is worth.

August 15, 2026
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The short version: a quick read to help you decide. Not a replacement for the book.

Why This Book Matters

Most investing books tell you what to look for. This one teaches you how to calculate it yourself.

The Core Idea

Every asset has an intrinsic value based on its cash flows, growth, and risk — and that value can be estimated, even if never known with certainty.

5 Ideas Worth Stealing

1. All valuation is about cash flows, growth, and risk.
Every model is really just an argument about these three things.

2. Discounted cash flow is a story, told in numbers.
The value of the exercise is often in the discipline of the assumptions.

3. Relative valuation (multiples) is a shortcut — know its blind spots.
It assumes the market has priced the comparison group correctly.

4. Growth is expensive to buy and easy to overpay for.
The market routinely overestimates how long high growth can persist.

5. Uncertainty is not a reason to skip valuation — it's a reason to do it with ranges.
A wrong point estimate is worse than an honest range.

Who This Book Is For

Anyone who wants to move beyond "this stock feels expensive/cheap" and actually build a number to test that feeling against.

Pairs Well With

  • The Intelligent Investor (Benjamin Graham) — the philosophy behind the math
  • The Essays of Warren Buffett (Lawrence A. Cunningham) — how a master investor applies these ideas informally
  • The Little Book That Still Beats the Market (Joel Greenblatt) — a simpler, rules-based alternative

Action Step 1 — Pick One Stock and Identify Its Cash Flow Drivers

Principle: All valuation is about cash flows, growth, and risk.

The action: Choose one company. Write down its revenue, margins, and growth driver.

  • Company chosen
  • Revenue and margin drivers identified
  • Growth driver written down in one sentence

Action Step 2 — Build a Simple DCF

Principle: A DCF is a story, told in numbers.

The action: Estimate 5 years of cash flow, pick a discount rate, calculate intrinsic value.

  • 5-year cash flow estimate built
  • Discount rate chosen and justified
  • Intrinsic value calculated

Action Step 3 — Cross-Check With a Multiple

Principle: Relative valuation is a shortcut.

The action: Compare your DCF value to the company's P/E vs. 3 competitors.

  • 3 competitors identified
  • Multiples compared
  • Divergence from DCF explained

Action Step 4 — Build a Range, Not a Point Estimate

Principle: Uncertainty is a reason to use ranges.

The action: Re-run your DCF with bear and bull cases.

  • Bear case run
  • Bull case run
  • Value range documented

Action Step 5 — Decide: Buy, Watch, or Pass (Pro)

Principle: Growth is expensive to buy.

Complete steps 1–4 first.

The action: Compare current price to your range and document your decision.

  • Current price compared to range
  • Decision made and dated
  • Reasoning documented
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