The Nature of High-Redshift Galaxies
  This paper has been withdrawn because the models on which it was based have undergone significant changes and improvements. A new paper with the same title, based on the improved models, is accepted for publication in MNRAS and is available at astro-ph/0006364. We have withdrawn this paper to avoid confusion. 
Rachel S. Somerville (Institute of Astronomy, Cambridge University),   Joel R. Primack(Physics Department, UCSC), and S. M. ...