Description Usage Arguments Value Note Author(s) Examples
Computes portfolio or position beta (market sensitivity) according to the Single Index Model.
1 2 3 4 |
a |
Portfolio or Position object created using portfolio_create( ) or position_add( ) function |
Metric object
https://www.portfolioeffect.com/docs/glossary/measures/relative-risk-measures/beta.php
Kostin Andrey <andrey.kostin@portfolioeffect.com>
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | ## Not run:
data(aapl.data)
data(goog.data)
data(spy.data)
portfolio=portfolio_create(priceDataIx=spy.data)
portfolio_settings(portfolio,windowLength = '3600s',resultsSamplingInterval='60s')
positionGOOG=position_add(portfolio,'GOOG',100,priceData=goog.data)
positionAAPL=position_add(portfolio,'AAPL',300,priceData=aapl.data)
result=compute(beta(portfolio),beta(positionGOOG),beta(positionAAPL))
plot(beta(portfolio),beta(positionGOOG),beta(positionAAPL),
legend=c('Portfolio','GOOG','AAPL'),title='Beta')
dateStart = "2014-11-17 09:30:00"
dateEnd = "2014-11-17 16:00:00"
portfolio=portfolio_create(dateStart,dateEnd)
portfolio_settings(portfolio,portfolioMetricsMode="price",windowLength = '3600s',
resultsSamplingInterval='60s')
positionAAPL=position_add(portfolio,'AAPL',100)
positionC=position_add(portfolio,'C',300)
positionGOOG=position_add(portfolio,'GOOG',150)
result=compute(beta(positionC),beta(positionGOOG),beta(positionAAPL))
plot(beta(positionC),beta(positionGOOG),beta(positionAAPL),
legend=c('C','GOOG','AAPL'),title='Beta')
## End(Not run)
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