This paper uses novel, firm-level measures derived from communications metadata before and after a CEO transition in 102 firms to study if CEO turnover impacts employees' communication flows. We find that CEO turnover leads to an initial decrease in intra-firm communication, followed by a...

We study delegated portfolio management when the agent controls the riskiness of the portfolio. Under general conditions, we show that the optimal contract is simply a bonus contract: the agent is paid a fixed sum if the portfolio return is above a threshold. We derive a criterion to decide...