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1、INTRODUCTION TO FINANCIAL ENGINEERING Fred SongSeptember 20011Introductory What is Finance? What is Financial Engineering? Whats the role of Financial Engineering in New Economy? New economy Financial engineering and e-commerce2What is Finance? Money & Banking Monetary Economics International Financ
2、e International Economics3Corporate FinanceCapital Market(Investments)Financial EconomicsMultinational Corporate FinanceInternational Financial MarketFinancial Engineering4What is Financial Engineering? Generalizing: Financial Engineering involves the design, the development, and the implementation
3、of innovative financial instruments and processes, and the formulation of creative solutions to problems in finance. Specializing: Financial Engineering is risk management via creative structural tools.5FINANCEI.T.ENGINEERINGF.E.6CHAPTER ONE: MM Theory and No Arbitrage1. MM Theory Two measurements o
4、f valueAccounting: book value historic costFinance: market value net present value7Assets = Liabilities + Equity Accounting Equality: duel entity systemBook value measurementFund useFund source Finance Equality: Fund use = Fund sourceMarket value measurement8 Corporate Finance Assets Liabilities and
5、 Equity Asset 1 Asset 2 Liabilities Asset 3 . . Equity . Asset nTotal Assets Total Liabilities and EquityAccounting: Yes!Finance: No!Capital MarketReal EconomyNPVFirm Value + NPV9Liabilities Value Equity ValueLiabilities Value Assets ValueCapital StructureFinancial leverage:orHas a change of financi
6、al leverage any impact on the firm value?10M&M TheoryM&M assumptions: Frictionless assumptions No income taxes No transaction costs No information asymmetry No cost to resolve interest conflicts among stakeholders All liabilities are risk-free11Notes: A mini - caseTwo companies EBIT Capital structur
7、e Firm value$10 million p.abonds: $40 million, 8%shares: 600,0001. As share price: $100 per shareexpected return: 10%1 million shares $100 millionB ?A 2. Bs bond: risk-free the share number is supposed share expected return: ?12(Risk-free) NoPosition Immediate Cash Flow Cash Flow in the FutureReplic
8、ation of As Stock Using Bs Stock and BondsBs Total Payments = Bs Net Earnings + Interest Payments= ( EBIT - $3.2 million) + $3.2 million= EBITSuppose price of Bs stock = $90 per shareShort sell 1% As shares at $100 per shareBuy 1% Bs shares at $90 per shareBuy 1% Bs bonds+$1,000,000 1% of EBIT $540,
9、0001%( EBIT $3,200,000 ) $400,0001% $3,200,000 Net Cash Flow$60,0000ArbitragePrice of Bs stock= $100 per share13 M&M Proposition 1 Proposition 1: Under M&M Assumption, i.e., in the frictionless environment, the total market value of a firm is independent of its capital structure. Think of the firm a
10、s a gigantic pizza, divided into quarters. If now, you cut each quarter in half into eights, the M &M proposition says that you will have more pieces, but not more pizza. Merton Miler14Probability Distribution of EBIT and EPS for the Two CompaniesState of the EconomyEBITCompany A Company B EPS Net E
11、PS(1 million shares) Earnings (600,000 shares) Bad business $5 million $5 $1.8 million $3.00Normal business 10 10 6.8 11.33Good business 15 15 11.8 19.67Mean 10 10 6.8 11.33Standard deviation 4 6.81Beta 1.0 1.0 1.67NOTE: Each state of the economy is equally likely.15The cost of capital depends on it
12、s use and not on its source.Proposition!16Weighted Average Cost of CapitalCost of capital of the firm without liabilityRisk premium of WACCFinancial leverageM&M Proposition 2:The cost of capital of a firm equals the cost of capital of the firm without liability and the risk premium of WACC multiplie
13、d by financial leverage.17All transactions in financial markets are zero NPV transaction activities.Proposition!18Implication of M&M Theory Frictionless environment does not exist in the real world. Taxes Transaction costs Information asymmetry Costs resolving interest conflict Liabilities are risk-
14、bearing19 Tax ShieldCompany A:Tax rate: T = 33%Company A Company BClaimantCreditorsShareholdersGovernment Tax Authority Total Firm Value before Taxation$100 million $100 million067 million33 millionCompany B:(1T)(EBITInterests)+Interests = (1-T)EBIT+TInterests40.0 million40.2 million19.8 million$13.
15、2 million20 WACC with Taxes Other M&M assumptions holdHas a change of financial leverage any impact on the firm value ?Answer: Yes !Discount rate for cash flow of the firm21 Stock PriceShare Number Total Equity Share PriceCompany A:1 million67.0 million$ 67Company B:600,00040.2 million$ 67?If Compan
16、y A were to announce an issue of $40 million debt to be used to repurchase and retire common stockAs capital structure = Bs capital structureMarket reaction: price of As share would go up to reflect the $13.2 million tax shield: $(67.0 + 13.2) million / 1 million = $80.2 per share.Where is the benefit of the tax shield?22State Pricesu = 1.07d = 0.98Risk-free securityRisk-free interest rateBond ABond B23 Basic SecuritiesBasic Security 1 Basic Security 2= ?= ?Portfolio Basic Security 1, Basic Secu
