References/Notes/Attributions:
Source
Moody's Industrial Manual, Survey of Current Business.
References
Greene, W.H. (2003) Econometric Analysis, Prentice Hall, http://www.prenhall.com/greene/greene1.html, Table F13.1.
Baltagi, Badi H. (2003) Econometric analysis of panel data, John Wiley and sons, http://www.wiley.com/legacy/wileychi/baltagi/.
See Also
Index.Source, Index.Economics, Index.Econometrics,
Index.Observations, Index.Time.Series