Ch015 International Portfolio InvestmentsWord下载.docx
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Summary
MINICASE:
SolvingfortheOptimalInternationalPortfolio
Appendix15A:
InternationalInvestmentwithExchangeRiskHedging
Appendix15B:
SolvingfortheOptimalPortfolio
1Inthecontextofinvestmentsinsecurities(stocksandbonds),portfolioriskdiversificationrefersto:
a)thetime-honoredadage“Don’tputallyoureggsinonebasket”
b)investors’abilitytoreduceportfolioriskbyholdingsecuritiesthatarelessthanperfectlypositivelycorrelated
c)thefactthatthelesscorrelatedthesecuritiesinaportfolio,thelowertheportfoliorisk
d)alloftheabove
Answer:
d)
2Inthegraphatright,XandYrepresent
a)U.S.stocksandinternationalstocks
b)internationalstocksandU.S.stocks
c)systematicriskandunsystematicrisk
d)noneoftheabove
a)
3
Youwillgetmorediversification
a)acrossindustriesthanacrosscountries
b)acrosscountriesthanacrossindustries
c)acrossstocksandbondsthanacrosscountries
b)
4Systematicriskis:
a)nondiversifiablerisk
b)theriskthatremainsevenafterinvestorsfullydiversifytheirportfolioholdings
c)aandb
c)
5The“worldbeta”measuresthe
a)unsystematicrisk
b)sensitivityofreturnsonasecuritytoworldmarketmovements
c)risk-adjustedperformance
d)riskofdefaultandbankruptcy
6Thelesscorrelatethesecuritiesinaportfolio,
a)Thelowertheportfoliorisk
b)Thehighertheportfoliorisk
c)Thelowertheunsystematicrisk.
d)Thehigherthediversifiablerisk.
7Regardingthemechanicsofinternationalportfoliodiversification,whichstatementistrue?
a)Securityreturnsaremuchlesscorrelatedacrosscountriesthanwithinacounty.
b)Securityreturnsaremorecorrelatedacrosscountriesthanwithinacounty.
c)Securityreturnsareaboutasequallycorrelatedacrosscountriesastheyarewithinacounty.
d)Noneoftheabove
8Systematicrisk
a)Isalsoknownasnon-diversifiablerisk.
b)Ismarketrisk
c)Referstotheriskthatremainsevenafterinvestorsfullydiversifytheirportfolioholdings.
d)Alloftheabove
d)
9
AfullydiversifiedU.S.portfolioisabout
a)75percentasriskyasatypicalindividualstock.
b)27percentasriskyasatypicalindividualstock.
c)12percentasriskyasatypicalindividualstock.
d)Halfasriskyasafullydiversifiedinternationalportfolio
10Studiesshowthatinternationalstockmarketstendtomovemorecloselytogetherwhenthevolatilityishigher.Thisfindingsuggeststhat
a)Investorsshouldliquidatetheirportfolioholdingsduringturbulentperiods.
b)Sinceinvestorsneedriskdiversificationmostpreciselywhenmarketsareturbulent,theremaybelessbenefittointernationaldiversificationforinvestorswholiquidatetheirportfolioholdingsduringturbulentperiods.
c)Thiskindofcorrelationiswhyinternationalportfoliodiversificationissmartfortoday’sinvestor.
11The“Sharpeperformancemeasure”(SHP)is:
a)a“risk-adjusted”performancemeasure
b)theexcessreturn(aboveandbeyondtherisk-freeinterestrate)perstandarddeviationrisk
c)thesensitivitylevelofanationalmarkettoworldmarketmovements
d)a)andb)
12Withregardtoestimatesof“worldbeta”measuresofthesensitivityofanationalmarkettoworldmarketmovements,
a)TheJapanesestockmarketisthemostsensitivetoworldmarketmovements
b)TheU.S.stockmarketistheleastsensitivetoworldmarketmovements
c)Botha)andb)
13The“Sharpeperformancemeasure”(SHP)is:
a)
b)
c)
14Themeanandstandarddeviation(SD)ofmonthlyreturns,overagivenperiodoftime,forthestockmarketsoftwocountries,XandYare
Country
Mean(%)
SD(%)
X
1.57
4.87
Y
1.92
7.64
Assumingthatthemonthlyrisk-freeinterestrateis0.25%,theSharpeperformancemeasures,SHP(X)andSHP(Y),andtheperformanceranks,respectively,forXandYare:
a)SHP(X)=0.271,rank=1,andSHP(Y)=0.219,rank=2
b)SHP(X)=0.271,rank=2,andSHP(Y)=0.219,rank=1
c)SHP(X)=18.84,rank=1,andSHP(Y)=23.04,rank=2
d)SHP(X)=23.04,rank=2,andSHP(Y)=18.84,rank=1
a)
15WithregardtotheOIP
a)Thecompositionoftheoptimalinternationalportfolioisidenticalforallinvestors,regardlessofhomecountry.
b)Thecompositionoftheoptimalinternationalportfolioarevariesdependinguponthenumerairecurrencyusedtomeasurereturns.
c)Thecompositionoftheoptimalinternationalportfolioisidenticalforallinvestors,regardlessofhomecountry,iftheyhedgetheirriskwithcurrencyfuturescontracts.
d)Bothb)andc)
16EmeraldEnergyisanoilexplorationandproductioncompanythattradesontheLondonstockmarket.Assumethatwhenpurchasedbyaninternationalinvestorthestock’spriceandtheexchangeratewere£
5and£
0.64/$1.00respectively.Atsellingtime,oneyearafterthepurchasedate,theywere£
6and£
0.60/$1.00.Calculatetheinvestor’sannualpercentagerateofreturnintermsoftheU.S.dollars.
a)0.20%
b)20.00%
c)1.28%
d)28.00%
Rationale:
17
EmeraldEnergyisanoilexplorationandproductioncompanythattradesontheLondonstockmarket.Overthepastyear,thestockhasenjoyeda20percentreturninpoundterms,butoverthesameperiod,theexchangeratehasfallenfrom$2.00=£
1to$1.80=£
1.Calculatetheinvestor’sannualpercentagerateofreturnintermsoftheU.S.dollars.
a)3.5%
b)9.25%
c)8%
d)Thereisnotenoughinformationtocomputetheinvestor’sannualpercentagerateofreturnintermsoftheU.S.dollars.
Thecurrencyreturnisgivenby
Usingequation15.4wehavethedollar-denominatedreturnonthestockas:
Ri$=Ri+ei+Ri×
ei=20%–10%–2%=8%
18EmeraldEnergyisanoilexplorationandproductioncompanythattradesontheLondonstockmarket.Overthepastyear,thestockhasgonefrom£
50pershareto£
55,butoverthesameperiod,thedollarhasdepreciatedtenpercent.Calculatetheinvestor’sannualpercentagerateofreturnintermsoftheU.S.dollars.
b)–.01%
c)0%
Thepound-denominatedstockreturnis10%
ei=10%–10%–.01%=–.01%
19TherealizeddollarreturnsforaU.S.residentinvestinginaforeignmarketwilldependonthereturnintheforeignmarketaswellasontheexchangeratefluctuationsbetweenthedollarandtheforeigncurrency.
Calculatethevarianceofthemonthlyrateofreturnindollarterms,ifthevarianceoftheforeignmarket’sreturn(intermsofitsowncurrency)is1.14,thevariancebetweentheU.S.dollarandtheforeigncurrencyis17.64,thecovarianceis2.34,andthecontributionofthecross-producttermis0.04.
a)21.16
b)23.50
c)26.89
d)28.65
b)
Equation15.5:
Var(Ri$)=1.14+17.64+2×
2.34+0.04=23.50
20
EmeraldEnergyisanoilexplorationandproductioncompanythattradesontheLondonstockmarket.Assumethatwhenpurchasedbyaninternationalinvestorthestock’spriceandtheexchangeratewere£
0.64/$1.00respectively.Atsellingtime,oneyearafterpurchase,theywere£
0.60/$1.00.Iftheinvestorhadsold£
5,theprincipalinvestmentamountatthesametimethatthestockwaspurchased,forwardattheforwardexchangerateof£
0.60/$1.00.Thedollarrateofreturnwouldbe:
a)0.26%
b)26.00%
c)28.00%
d)30.00%
Findthedollar-basecostbasisattimezeroanddollar-basedvaluesattimeone:
21Assumethatyouhaveinvested$100,000inBritishequities.Whenpurchasedthestock’spriceandtheexchangeratewere£
50and£
0.50/$1.00respectively.Atsellingtime,oneyearafterpurchase,theywere£
60and£
0.60/$1.00.Iftheinvestorhadsold£
50,000forwardattheforwardexchangerateof£
0.55/$1.00.Thedollarrateofreturnwouldbe:
a)10.90%
b)7.58%
d)9.09%
22
Assumethatyouhaveinvested$100,000inBritishequities.Whenpurchasedthestock’spriceandtheexchangeratewere£
45and£
a)–27.27%
b)1.09%
d)–9.09%
23Assumethatyouhaveinvested$100,000inJapaneseequities.Whenpurchasedthestock’spriceandtheexchangeratewere¥
100and¥
100/$1.00respectively.Atsellin
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