Returns

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Description

Computes portfolio log_return from the beginning of the holding period.

Usage

1
log_return(asset)

Arguments

asset

Portfolio or Position object created using portfolio_create( ) or position_add( ) function

Value

Metric object

Note

https://www.portfolioeffect.com/docs/glossary/measures/absolute-return-measures/return

Author(s)

Kostin Andrey <andrey.kostin@portfolioeffect.com>

Examples

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## 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(log_return(portfolio),log_return(positionGOOG),log_return(positionAAPL)) 
plot(log_return(portfolio),log_return(positionGOOG),log_return(positionAAPL),
legend=c('Portfolio','GOOG','AAPL'),title='Returns')

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(log_return(positionC),log_return(positionGOOG),log_return(positionAAPL)) 
plot(log_return(positionC),log_return(positionGOOG),log_return(positionAAPL),
legend=c('C','GOOG','AAPL'),title='Returns')

## End(Not run)

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