A portfolio manager learns from a golf partner that a takeover bid will be announced Monday. Trading on that tip is illegal. But ethics asks a different question: what should you do, even when the law has not caught up yet, and what does your answer reveal about whether clients can trust you with their money?
Ethics is the set of shared beliefs a group holds about what conduct is good and what conduct is bad. Those beliefs get expressed as principles (honesty, fairness, diligence, loyalty, respect) and as the behaviors those principles require. Ethics is broader than law and narrower than personal preference. It is the moral floor a community holds itself to.
KEY: Ethical principles describe what people SHOULD do. Laws describe what people MUST do. The two often align, but they are not the same and the gap is where exam questions live.
Ethical conduct considers the impact of your actions on others. It balances self-interest against the legitimate interests of clients, employers, colleagues, counterparties, and the broader market.
Common mistakes
- Equating ethical with legal. "It is legal, so it is ethical" is the single most common mistake. The exam reliably tests the gap. Conduct can be legal and unethical. Conduct can be ethical and technically illegal. Trap: selecting "the action was legal in the jurisdiction" as a complete defense.
- Assuming knowledge of the code prevents violations. Most ethical failures are not from ignorance. They are from overconfidence, situational pressure, and rationalization. Trap: "The analyst knew the rules, so the violation must have been intentional fraud." Many violations are gradual, rationalized, and sincerely believed at the time to be justified.
- Treating ethics as a personal opinion. Ethics in a profession is a shared, codified standard with enforcement. It is not "what feels right to me." Trap: "Reasonable people disagree, so any choice is defensible." The code resolves many of those disagreements.
Bottom line
- Ethics = shared beliefs about good vs. bad conduct, expressed as principles that guide behavior beyond self-interest
- A profession rests on specialized knowledge, a code of ethics, ongoing education, and a commitment to serve. Enforcement separates a profession from an occupation
- A code of ethics defines principles, communicates expectations, and provides a basis for enforcement. Without enforcement it is decoration
- Ethical and legal standards overlap but are not identical. Hold yourself to the higher of the two. Legal is no defense to unethical
Exam shortcut
For the legal-versus-ethical question, default to "the higher standard wins." If an answer choice says "it was legal, so it was acceptable," that choice is almost always wrong on this exam. For the "what is unique about investment management" question, remember the three structural features: unobservable outcomes, information asymmetry, and capital markets as a public good.
The full lesson (about 3,083 words, 21 min read) adds 2 worked examples, all 6 common mistakes, a self-check, free in the app.
Learning objectives
- ethics and trust
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