Error(s) in re-building vignettes:
--- re-building 'c2.formula.data.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

[WARNING] Citeproc: citation FOX:WEIS:10 not found
--- finished re-building 'c2.formula.data.Rmd'

--- re-building 'c3.rum.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

Quitting from lines 511-515 (c3.rum.Rmd) 
Error: processing vignette 'c3.rum.Rmd' failed with diagnostics:
there is no package called 'texreg'
--- failed re-building 'c3.rum.Rmd'

--- re-building 'c4.relaxiid.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

Quitting from lines 195-197 (c4.relaxiid.Rmd) 
Error: processing vignette 'c4.relaxiid.Rmd' failed with diagnostics:
there is no package called 'car'
--- failed re-building 'c4.relaxiid.Rmd'

--- re-building 'c5.mxl.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

Quitting from lines 373-383 (c5.mxl.Rmd) 
Error: processing vignette 'c5.mxl.Rmd' failed with diagnostics:
there is no package called 'car'
--- failed re-building 'c5.mxl.Rmd'

--- re-building 'c6.mprobit.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

--- finished re-building 'c6.mprobit.Rmd'

--- re-building 'c7.miscmodels.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

--- finished re-building 'c7.miscmodels.Rmd'

--- re-building 'e1mlogit.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

Loading required package: zoo

Attaching package: 'zoo'

The following objects are masked from 'package:base':

    as.Date, as.Date.numeric

--- finished re-building 'e1mlogit.Rmd'

--- re-building 'e2nlogit.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

--- finished re-building 'e2nlogit.Rmd'

--- re-building 'e3mxlogit.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

--- finished re-building 'e3mxlogit.Rmd'

--- re-building 'e4mprobit.Rmd' using rmarkdown
Loading required package: dfidx

Attaching package: 'dfidx'

The following object is masked from 'package:stats':

    filter

--- finished re-building 'e4mprobit.Rmd'

--- re-building 'mlogit.Rmd' using rmarkdown
--- finished re-building 'mlogit.Rmd'

SUMMARY: processing the following files failed:
  'c3.rum.Rmd' 'c4.relaxiid.Rmd' 'c5.mxl.Rmd'

Error: Vignette re-building failed.
Execution halted