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Advanced Corporate Finance Live Session: State Contingent Pricing
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Example: Incumbent Ltd. New Product Cash Flows will vary with State of the Economy (undiversifiable) Competitors’ response (idiosyncratic) Other mean zero events
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Conditional Forecasting is Better Separates risks that we do not understand well… Undiversifiable (priced) risk factors – consider risk aversion … from situations we can at least draw with precision Idiosyncratic risk factors – only take expectations Includes management and strategy into valuation “properly” For tractability, we need to condition over a limited number of outcomes Easily identifiable risk strands Scenarios
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Expected Cash Flows of Incumbent Ltd. E[CF]Year 1Year 2Year 3Year 4 Prob. of entry20%60%100% Bull Market$102$66$30 Average$48$24--- Bear Market$12-$4-$20 What are the probabilities of the market being bullish /bearish each year? Conditional E[CF]No CompetitionWith Competition Bull Market$120$30 Average$60--- Bear Market$20-$20
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PV High Hi-Hi Mid Low Low-Low Many States of the World, Many Prices State Contingent Claims: “The price today of a security that pays $1 if (and only if) state A happens, X years from now”
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State Contingent Claims Payoff of state contingent claim Index Level X = 1.4 times initial value $1 What is the current price of this asset?
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Where to get State Prices From? Digitals Call or Put Spreads Black Scholes Ph = DigitalH Pm = DigitalH – DigitalM Pl = Lend at Rf & Sell (Pm + Ph)
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Spreads as a Source of State Prices Payoff of state contingent claim Index Level X = 1.4 $1 Payoff of buying call with Strike price X and selling call with strike X+1 Index Level X $1 X+1 Payoff of buying call with Strike price X and selling call with strike X+d Index Level X $1 X+d
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Black Scholes Pricing Formula
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BS as a Source of State Prices (High)
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BS as a Source of State Prices (Middle) Payoff of state contingent claim Index Level X = 1.4 initial value $1 X = initial value P A = P X=PV(S) – P X=1.4xPV(S)
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BS as a Source of State Prices (Middle)
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Using SCC to calculate NPVs SCCYear 1Year 2Year 3Year 4 Bull$0.154613$102$66$30 Average$0.360469$48$24--- Bear$0.394$12-$4-$20 PV (E[CF])$48.386$37.8$15.7-$2.679-$2.435
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PV Pg Pa Pl State Contingent Prices Pg * Pg Pg * Pa Pa * Pa Pl * Pa Pl * Pl Pl * Pg
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State Contingent Prices Work as well as… … CAPM … APV … Fama-French 3/4/5 factor model … … Regardless of what your theory on asset pricing is (no matter how inefficient you think markets are) A set of state-contingent claim prices can represent your pricing kernel See Huang & Litzenberger (Prentice Hall, 1988) for the formal proof
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… and Better than Most If we do the math, the correct Present Value Is the value of each year 2 cash flow discounted taking into account its two years of history Only by making the strong assumption that cash flows react equally to Current economic conditions, than Past economic conditions Can we claim a single discount rate These models cannot deal with Term structure of interest rates Term structure of volatility, etc.
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PV Hi A & Lo B Lo A & Hi B Lo A & Lo B Several drivers – Rainbow Options High A&B …..
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PV High Hi-Hi Mid Low Low-Low State Contingent Strategy: Real Options
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Scenario Building: What matters? 3 is not a crowd Think about black swams Be mindful of automatic stabilizers The Grasshoper and the Ant Aesop v. Michelle Malkin
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Part I: The Option to Abandon By the end of year 3 there is competition and CF<0 PV if abandon after 2 years: $37.8 + $15.7 = $53.5 Is it better if we abandon after 1 year if competition enters during year 1? PV = $37.8 + PV(Year 2 | abandon if competition in Yr 1) PV (…) = Pr (Do not abandon) * E(CF Yr2 if no competition) Pr(Competion Yr2 | No Year 1 competition) = 0.5 From 0.6 = Pr (year 1 comp) + y * Pr (no year 1competition = 0.8)
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The Option to Abandon Conditional E(CF in Yr 2 | no competition in Yr 1) With Competition Without Bull Market 0.5 x 30 + 0.5 x 120 = 75$30$120 Average0.5 x 0 + 0.5 x 60 = 30---$60 Bear Market 0.5 x (-20) + 0.5 x 20 = 0-$20$20
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The Value of the Project With fixed strategy ex-ante $37.8 + $15.7 - $2.679 - $2.435 = $48.386 When abandoning at the end of year 2, regardless $37.8 + $15.7 = $53.5 When abandoning at the end of year 2, or at the end of year 1 if competition enters $37.8 + $16.3 = $54.1
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Part II: Strategy Meets Risk Analysis What if the probability of competitors’ entry depends on the overall health of the economy? In most cases idiosyncratic factors are related to priced factors Year 1Pr(Entry)E(CF)Pr(Entry)E(CF) Bull Market40%84 =.6x120 +.4x30 20%102 =.8x120 +.2x30 Average20%48 =.8x6020%48 =.8x60 Bear Market---2020%12 =.8x20 +.2x(-20)
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States of the World for non-diversifiers You may not care about “market prices for states” Even if you have a strong view about the probability of each state Just substitute the “market implied probabilities” for each players’ subjective ones to price This allows us to pinpoint the relevant set of differences between players… … and opens up a world of opportunities for “win-win” contracting!
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And that was our Objective!
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