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L.1 · INTERMEDIATE · 3 MIN

Earnings Quality: Measuring What Management Won't Tell You

Net income is an opinion; cash flow is a fact. Earnings quality measures how reliably reported profits convert into real economic value — and it’s one of the most powerful tools for separating genuine business performance from accounting engineering.

Quiz · 5 questions ↓
§ 01

High-quality earnings are repeatable, cash-backed, and free from aggressive accounting choices. Low-quality earnings rely on accruals, one-time gains, or estimate changes that flatter the income statement without generating cash.

§ 02
SignalHigh QualityLow Quality
CFO vs Net IncomeCFO ≥ Net IncomeCFO << Net Income
Accrual RatioBelow 5%Above 10%
Revenue sourcesRecurring, cash-collectedOne-time gains, unbilled
Estimate changesStable, conservativeFrequent, income-boosting
§ 03
Accrual Ratio (CF) = (Net Income − CFO − CFI) / Avg Total Assets
§ 04
Pull up a company you own in **Fundamentals**. Compare CFO to Net Income — if the gap is widening year over year, earnings quality is deteriorating.
§ 05
A company’s TATA is 0.08 and DSRI is 1.35. What does this combination suggest?
§ 06

Going Deeper — cookie-jar reserves and the small-profits kink. Empirically, far more firms report tiny profits than tiny losses (the "kink" in the histogram around zero) — evidence that managers systematically nudge marginal results across the threshold. The mechanism is reserves: in good quarters, management over-reserves for warranty, litigation, or restructuring; in weak quarters, the reserve is partially released, and the income-statement effect flatters EPS. The reserve becomes a cookie jar that opens when needed. Probing question: "Has this company beat consensus by exactly a penny more than 75% of the time across the last 16 quarters? That alone is a flag."

§ 07

Going Deeper — the four-question earnings-quality framework. Apply four tests to any reported earnings number before you multiply by anything. (1) How recurring? Strip out one-time gains, restructuring charges, litigation settlements, and discontinued-operations effects to isolate the run-rate. (2) How certain? Reserve adjustments, deferred-tax true-ups, and goodwill impairments are judgment-heavy; treat them as a narrower subset of the recurring number. (3) How cash-backed? Compute the cash conversion ratio (operating cash flow ÷ net income); a CCR well below 1 over multiple periods is a warning that accruals are doing the heavy lifting. (4) What multiple does the residual deserve? The recurring + certain + cash-backed slice deserves the peer multiple; everything else deserves substantially less. Worked example — Westmoor Optical Q3 reported $48M net income decomposed: $42M operating (recurring, $36M cash-backed), $4M deferred-tax adjustment (judgment heavy, will reverse), $2M settlement (one-time). Core recurring cash earnings $36M, vs the headline $48M. Applied at a 16x peer multiple the gap between disciplined and naive valuation is roughly $190M of equity value — about a third of any small-cap mispricing edge. AI prompt: "Walk through [TICKER]'s most recent quarterly earnings using the four-question framework. Quantify the recurring vs one-time split, the judgment-heavy vs transactional split, and the CCR. Return a decomposed core earnings number."

Five questions · AI feedback

Sit with the ideas.

A company reports net income of $180M, but operating cash flow is only $95M. Total accruals to total assets (TATA) is 0.08, and the Days Sales in Receivables Index (DSRI) is 1.35. What does this combination suggest?

Why:
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