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CFA Level II Updated
Can someone explain the Fama-French 3-factor model with a worked example showing SMB and HML?
The Fama-French 3-factor model adds SMB (small minus big) and HML (high minus low book-to-market) to the market factor. Positive SMB loading means the stock behaves like small caps, and positive HML loading means it behaves like value stocks.
Why is gamma considered the 'hidden risk' for delta-hedged option sellers?
Gamma is dangerous for option sellers because it forces a buy-high, sell-low rebalancing cycle. Gamma peaks for at-the-money options near expiration and determines how quickly a delta hedge becomes stale and how expensive rebalancing will be.
How do interest rate caps, floors, and collars work? Can someone explain with a practical loan example?
An interest rate cap is a series of caplets (call options on rates) that protect a floating-rate borrower from rising rates. A floor is a series of floorlets (put options) that guarantee minimum rate income. A collar combines both to bound rate exposure.
What's the difference between structural and reduced-form credit analysis models?
Structural models (Merton) treat equity as a call option on assets — default occurs when asset value falls below debt. Reduced-form models treat default as a random event driven by a hazard rate estimated from market credit spreads.
How do mortgage pass-through securities work and what is prepayment risk?
Mortgage pass-through securities give investors a pro rata share of monthly principal, interest, and prepayments from a pool of residential mortgages. Prepayment risk — the uncertainty about when homeowners will pay off their mortgages — creates both contraction risk and extension risk.
How does a leveraged buyout (LBO) model work, and what drives equity returns for the sponsor?
A leveraged buyout uses primarily debt financing to acquire a company. Sponsor returns come from three levers: EBITDA growth, debt paydown from the company's own cash flows, and potential multiple expansion at exit.
How do you derive a justified P/E ratio from fundamentals, and how is it different from a trailing P/E?
A justified P/E ratio is derived from the Gordon Growth Model: justified leading P/E = (1 - b) / (r - g), where b is retention, r is required return, and g is growth. It tells you what P/E a stock should trade at given its fundamentals, and comparing it to the actual P/E reveals potential mispricing.
How does sum-of-the-parts valuation work and why do conglomerates trade at a discount?
Sum-of-the-parts valuation values each business segment separately using appropriate peer multiples, then sums them and subtracts net debt. Conglomerates typically trade 10-15% below SOTP value due to capital allocation inefficiency, complexity, management dilution, and investor preference for pure-play companies.
How does goodwill impairment work under the acquisition method?
Goodwill arises when the purchase price exceeds the fair value of net identifiable assets in an acquisition. Impairment testing compares the fair value of the reporting unit to its carrying amount, and any shortfall (up to the goodwill balance) is recognized as an impairment loss.
How do I calculate the breakeven inflation rate from nominal and TIPS yields?
BEI ≈ Nominal yield minus Real yield. Exact: (1+Nom)/(1+Real) - 1. BEI contains expected inflation PLUS inflation risk premium MINUS TIPS liquidity premium. In normal times these risk/liquidity adjustments roughly offset, so BEI approximates market-implied inflation expectations...
How does the CART algorithm build regression trees?
CART builds regression trees by recursively selecting splits that maximize RSS reduction, stopping based on depth or sample criteria, then pruning via cross-validation...
How do I analyze isoquants and indifference curves in portfolio selection?
Indifference curves represent constant-utility combinations of risk and return. Optimal portfolio is the tangency point between the highest indifference curve and the feasible set...
How does revenue-based financing work, and why is it particularly suited for SaaS and subscription businesses?
Revenue-based financing provides capital in exchange for a fixed percentage of monthly revenue until a predetermined repayment cap is reached. It suits SaaS businesses because payments align with recurring revenue and require no equity dilution.
What are the differences between grid search, random search, and Bayesian optimization for hyperparameter tuning in financial models?
Grid search exhaustively tests every combination but is slow. Random search samples randomly and finds near-optimal solutions efficiently. Bayesian optimization builds a surrogate model to intelligently explore the space with the fewest evaluations.
Can someone walk through a two-stage DDM with a timeline? I keep getting the terminal value timing wrong.
The two-stage DDM is the workhorse valuation model for CFA Level II. The key insight is that the terminal value sits at the end of the high-growth phase and must be discounted back from that point. Here is a full timeline walkthrough.
What distinguishes frontier market bonds from mainstream emerging market debt, and what additional risks must analysts consider?
Frontier market bonds are distinguished from mainstream EM debt by lower credit quality, thinner liquidity, higher information asymmetry, and narrower economic bases. Analysts must look beyond standard debt ratios to evaluate institutional fragility, commodity concentration, preferred creditor structures, and reserve adequacy.
How is the PWERM applied specifically in venture capital to value pre-revenue companies across multiple exit scenarios?
In venture capital, the PWERM models discrete exit scenarios (IPO, acquisition, down-round, failure), applies the capital structure waterfall with liquidation preferences and conversion rights to allocate value to each share class, then probability-weights and discounts the results. Common equity is significantly impacted by preferred stock preferences in downside scenarios.
How does GASB 96 change accounting for subscription-based IT arrangements in government financial statements?
GASB 96 requires government entities to recognize a subscription asset and corresponding liability for IT subscription arrangements, paralleling the lease accounting model in GASB 87. This brings previously off-balance-sheet technology commitments onto financial statements, affecting debt ratios and credit analysis.
How do deferred tax assets and liabilities arise, and how do they affect financial analysis?
Deferred taxes arise because book income and taxable income differ due to timing differences. If you'll pay more tax in the future, you have a DTL; if less, you have a DTA. Key examples include accelerated depreciation (DTL) and warranty provisions (DTA).
How is implied volatility extracted from market option prices, and what information does it convey?
Implied volatility is extracted by numerically solving for the BSM volatility input that equates the model price to the observed market price, typically using Newton-Raphson iteration. The resulting IV surface across strikes and maturities reveals market expectations about future volatility, risk premiums, and event pricing.
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