Finance has a bad rep, but there are actually lots of rules and regs surrounding ethics in finance and a practitioner can easily end up with massive fines or in

Finance has a bad rep, but there are actually lots of rules and regs surrounding ethics in finance and a practitioner can easily end up with massive fines or in jail for failing to follow those rules. Even if his boss told him to do it. Those rules may not be the right ones and they may not be enforced well enough, but there's at least some nominal level of assumed professional responsibility.