Using a laboratory experiment we investigate how skew in uences choices under risk. We find that subjects make …

In this article we analyze the risk associated with hedging written call options. We introduce a way to isolate the … gamma risk from other risk types and present its loss distribution, which has heavy tails. Moving to an insurance point of … considerably biased values for the replicating portfolio. Operational risk is defined as caused by imperfect delta hedging and is …