[tied] Re: Nominative Loss. A strengthened theory?

--- In cybalist@yahoogroups.com, enlil@... wrote:

> Because pronominal stems had enclitic and non-enclitic forms.
> Sometimes ending with *& as the core vowel, sometimes with
> fuller *a. Both *a and *& merged to *o during Vowel Shift but
> *& yielded e/o alternation in the paradigm while forms with *a
> did not.

On what independent basis is this assumed?

Jens