Extended CAPM assumes PPP holds all the time. Hence, there is no real exchange rate risk. The ICAPM collapses into the ECAPM if you use this assumption.
Domestic CAPM => r = rf + b(rm-rf)
Extended CAPM is an extension of Domestic CAPM - extension of domestic CAPM - same formula, market portfolio = market cap weighted portfolio of all risky assets in the world - which would be difficult to find and define.
needs two other assumptions: All consumers have identical consumption baskets
PPP needs to hold.
ICAPM includes the FCRP * Gamma stuff (currency risk premia).
ex CAPM has 2 assumptions:
1) identical consumptions baskets
2) PPP holds at all times
These are bad assumptions.
ICAPM uses:
Domestic rfr + world beta(world equity risk prem) + currency sensitivty(FCRP)
So in summary:
extended capm - same as domestic CAPM with those 2 nasty assumptions
ICAPM - domestic rfr + world beta and FCRP
modified CAPM - domestic CAPM + size premium (cant find in CFAI test where they add the company specific though). Use this in private co valuation.
F U markowitz….making like $50k for every hour long speech he does on how people shoot holes at his nobel prize
Nep-hi Wrote:
——————————————————-
> E-CAPM = CAPM + premium for size + premium for
> company specific risk if any
U SAW THE FUTURE GUYS ……..IMPRESSIVE !!!!
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