We use a new data set to examine the equity price impact of announced cartel investigations. Unlike prior research, we estimate normal returns using the Fama-French (1993) three-factor model. We find that cartel investigation announcements have a long-lasting negative share-price effect of two...

The consideration of an averaging interval Δ of market trade time-series change the basic consumption-based asset pricing equation. The duration of Δ determines Taylor series of investor’s utility over current and future values of consumption. We present consumption at current and future...

The welfare implications of vertical mergers have been a subject of disagreement for decades. Similar to horizontal mergers, economists need to weigh the efficiency gains relative to the market power concerns when considering the competitive effects of vertical mergers. However, in vertical...