Re: [R] mlogit: message "invalid 'row.names' length" after subsetting data

Thanks a lot Bill! This works fine! Useful to know regarding subset. Charles -- View this message in context: http://r.789695.n4.nabble.com/mlogit-message-invalid-row-names-length-after-subsetting-data-tp4684465p4684470.html Sent from the R help mailing list archive at Nabble.com. __

[R] mlogit: message "invalid 'row.names' length" after subsetting data

Hi! I have been working a while with mlogit, estimating successfully a series of models. This time I have a series of discrete choice experiments with different effects to test (var Effect). I use the code below: when I estimate the first model with "dd" it's work fine. Then I perform subset dd in