Permute randomly each column of the matrix, except for the first column

1 |

`X` |
numeric array or matrix |

`fix.first` |
don't change the order of the first column |

randomly permuted numeric matrix

Kris Boudt, kris.boudt@vub.ac.be

Edgars Jakobsons, edgars.jakobsons@math.ethz.ch

Steven Vanduffel, steven.vanduffel@vub.ac.be

Kristof Verbeken, kristof.verbeken@vub.ac.be

http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2634669

The `ra`

for the rearrangement algorithm

`ra`

for the rearrangement algorithm

`blockra`

for the block rearrangement algorithm

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