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From |
Michael Hanson <mshanson@mac.com> |

To |
statalist@hsphsun2.harvard.edu |

Subject |
Re: st: D. Time series operator |

Date |
Thu, 13 Nov 2008 20:59:17 -0500 |

On Nov 13, 2008, at 1:16 PM, Diana Eastman wrote:

I know that D., generates differences of any order. Could someone explain how to interpret D(0/1).(dummyvar1 dummyvar2) Specifically, what does (0/1) do with regards to the differencing? The context of this is an instrumental variable regression.

Diana:

forvalues i = 1/4 { generate L`i'_z = L`i'.z }

Hope that helps, Mike * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/

**References**:**Re: st: Re: Memory***From:*"Victor M. Zammit" <vmz@vol.net.mt>

**RE: st: Re: Memory***From:*"Kieran McCaul" <kamccaul@meddent.uwa.edu.au>

**Re: st: Re: Memory***From:*"Victor M. Zammit" <vmz@vol.net.mt>

**RE: st: Re: Memory***From:*"Nick Cox" <n.j.cox@durham.ac.uk>

**Re: st: Re: Memory***From:*"Austin Nichols" <austinnichols@gmail.com>

**Re: st: Re: Memory***From:*"Victor M. Zammit" <vmz@vol.net.mt>

**st: D. Time series operator***From:*Diana Eastman <deastman@gma-us.com>

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