traders face this sort of joint inference problem, the risk of selecting the wrong features can spill over and distort how … even if traders themselves are fully rational. Moreover, I show how modeling feature-selection risk leads to additional … predictions that are outside the scope of noise-trader risk. For instance, to discover pricing errors as quickly as possible, a …

reduction (self-protection) so that correlation becomes endogenous. If prevention concerns only one risk, introducing a second … exogenous risk increases the level of prevention expenditures, even if correlation is negative. If prevention expenditures may … increased dependence increases aggregate prevention expenditures, but not necessarily prevention expenditures for each risk due …