2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/47124We study final-state interactions in nonleptonic weak decays in statistical models by averaging over ensembles of strong interaction S-matrices. The models range from one with completely random strong interactions, which gives extensive mixing between physical states, to models with feeble final-state interactions, characterized by small phase shifts.53 pages, 3 figures included as encapsulated postscript files. Full postscript also available from http://theor1.lbl.gov/www/theorygroup/papers/40626.psHigh Energy Physics - PhenomenologyFinal-State Interactions in Nonleptonic Weak Decays of D and B Mesonstext