[R] pgmm error with lags higher than 2 in GMM instruments (package plm)

Hello Giovanni, Hello Yves, Hello R-help-Readers, I re-run an old code of mine which uses the pgmm() function (and which used to work with an older versions) under plm version 1.2-4 and got the following error message Error in cbind(xd, td.model.diff) : number of rows of matrices must mat

[R] Contingent Valuation Method estimation function

ich one to use (though I did an extensive search on this issue)? Thank you, Uli -- Ulrich Morawetz Universität für Bodenkultur Wien Department für Wirtschafts- und Sozialwissenschaften www.boku.ac.at __ R-help@r-project.org mailing list https://st

[R] plm summary error

t the summary function works? I am running R version 2.9.1 wie plm version 1.1-4 on a Windows XP workstation. I checked, and the same issue occurs under Linux (Ubuntu). Thank you for your advice, Ulrich Morawetz __ R-help@r-project.org m

[R] summary.plm error

ry function works fine. Is it wrong (or bad practice) to define the function's parameters as I did in the upper example? If yes, how should it be done correctly such that the summary function works? I am running R 2.8.1 wie plm versin 1.1-1 on a Windows XP workstation. Thank you for yo