Comment on {open_quote}{open_quote}Electronic model for superconductivity{close_quote}{close_quote}

A Comment on the Letter by Fabian H.L. Essler, Vladimir E. Korepin, and Kareljan Schoutens, Phys.Rev.Lett.{bold 70}, 73 (1993). The authors of the Letter offer a Reply. {copyright} {ital 1996 The American Physical Society.}