Large-size firms which significantly increase their R&D expenditures experience subsequently three-year-long negative abnormal stock returns on the magnitude of 56 basis-points per month. We find no robust evidence of significant event-induced abnormal returns for small-size sample firms or any...

This paper assesses the impact of perceptions about the safety level of airlines on enplanement. Consumer perceptions are specified with a Poisson distribution that updates over time. Using two different empirical specifications via a pooled generalized least squares procedure with fixed...