The authors present the first evidence that initial ratings of commercial paper influence common stock returns. Highly rated industrial issues of commercial paper, unaccompanied by bank letters of credit, are associated with significantly positive abnormal returns; lower-rated issues are not....

We find that the underperformance of IPO stocks relative to the market over a three-year holding period is less severe for IPOs handled by more prestigious underwriters. Consistent with prior studies, we also find that IPOs managed by more reputable underwriters are associated with less...