Scott Merryman replied:
> Are you using version 9? If version 8, is it updated? I believe there
> were
> a number -ml- enhancements in version 8.1 or 8.2.
Fair question: Stata 8.2. I reply to this _before_ implementing Richard
Williams' latest suggestions.
CLIVE NICHOLAS |t: 0(044)7903 397793
Politics |e: [email protected]
Newcastle University |http://www.ncl.ac.uk/geps
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