[Eventstudies-commits] r290 - pkg/man
noreply at r-forge.r-project.org
noreply at r-forge.r-project.org
Thu Apr 17 13:04:41 CEST 2014
Author: vikram
Date: 2014-04-17 13:04:40 +0200 (Thu, 17 Apr 2014)
New Revision: 290
Modified:
pkg/man/remap.cumsum.Rd
Log:
Modified manual example for remapping
Modified: pkg/man/remap.cumsum.Rd
===================================================================
--- pkg/man/remap.cumsum.Rd 2014-04-17 10:52:25 UTC (rev 289)
+++ pkg/man/remap.cumsum.Rd 2014-04-17 11:04:40 UTC (rev 290)
@@ -21,6 +21,11 @@
\item{base}{an integer specifying the base for cumulative sum.}
}
+\details{This function remaps a time series into ints cumulative summation.
+ Function assigns first value as zero in the event window (-width) before cumulating the values.
+
+}
+
\value{A \pkg{zoo} object with the cumulative summation for each series.
}
@@ -37,5 +42,8 @@
width = 5)
es.w <- window(es.results$z.e, start = -5, end = +5)
eventtime <- remap.cumsum(es.w, is.pc = FALSE, base = 0)
+check.output <- cbind(es.w[,1],eventtime[,1])
+colnames(check.output) <- c("abnormal.returns","cumulative.abnormal.returns")
+check.output
head(eventtime[,1:5])
}
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