SRL for [cast]: That collapse , following on the heels of disarray in the market for high - risk , high - yield bonds , [cast] doubt on the entire takeover business , which has fueled both big profits among Wall Street securities firms and big gains in the stock market generally .
ARG-0: That collapse , following on the heels of disarray in the market for high - risk , high - yield bonds | ARG-1: doubt | ARG-2: on the entire takeover business