[Eventstudies-commits] r236 - pkg/man
noreply at r-forge.r-project.org
noreply at r-forge.r-project.org
Thu Mar 27 18:42:10 CET 2014
Author: vikram
Date: 2014-03-27 18:42:09 +0100 (Thu, 27 Mar 2014)
New Revision: 236
Modified:
pkg/man/eventstudy.Rd
Log:
Modified details for eventstudy function
Modified: pkg/man/eventstudy.Rd
===================================================================
--- pkg/man/eventstudy.Rd 2014-03-27 17:24:51 UTC (rev 235)
+++ pkg/man/eventstudy.Rd 2014-03-27 17:42:09 UTC (rev 236)
@@ -3,7 +3,7 @@
\title{Event study analysis}
-\description{Function to perform event study analysis and compute confidence intervals}
+\description{This function performs event study analysis and further computes confidence interval}
\usage{
eventstudy(firm.returns = NULL,
@@ -73,9 +73,8 @@
}
}
-\details{
- When using \dQuote{lmAMM} adjustement, the default output is
- \dQuote{residual}.
+\details{This function performs event study analysis using basic functions from the package.
+The function needs firm returns as input and provides argument \sQuote{type} to generate abnormal returns, if required. If \sQuote{type} is \sQuote{market.residuals} then it will generate abnormal returns using a market model. It also provides option to estimate returns using augmented market model (AMM) which purges out market returns and \sQuote{others} i.e. currency in our case (\sQuote{type} as \sQuote{lmAMM}). The function computes confidence interval using either bootstrap or wilcoxon technique. The output of this function has class \sQuote{es}.
}
\value{
@@ -83,8 +82,7 @@
following elements:
\item{eventstudy.output}{
- a \sQuote{matrix} containing mean/median estimate with confidence
- interval.
+ a object with inference and confidence interval outcome
}
\item{outcomes}{a character vector having outcome of each event date:}
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