ease refer to the general
documentation of the R system for any issues.
Best wishes,
Giovanni
------------- original message -
Message: 182
Date: Wed, 3 Feb 2010 10:37:13 +0100
From: "Bunny, lautloscrew.com"
To: r-help@r-project.org
Subject: [R] plm package index
Messag
Dear all,
i just wonder if there´s a way to use a two column time index field in plm
package.
the manual says the following concerning data indexing:
a character vector of length two containing the names of the individual and the
time
index,
What would y´all do with a quarterly dataset th
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