2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/52221Reasonable-looking models of inflation are compared, taking into account the possibility that the curvature perturbation might originate from some "curvaton" field different from the inflaton.To appear in the proceedings of "String Phenomenoloy 03" (Durham, 2003)High Energy Physics - Theorytext