The Financial Services Industry and the Regulatory Environment
What the industry does
Financial services move surplus capital from savers and investors to those who need funding - companies, governments, households - and transfer and price risk along the way. You must be able to say precisely what each intermediary does: retail and investment banks (deposits, lending, underwriting), asset managers (discretionary investment decisions), stockbrokers (execution and, sometimes, advice), insurers and pension providers (risk pooling and long-term savings), custodians (safe-keeping and settlement of assets), exchanges and clearing houses (trading venues and counterparty guarantee). Confusing a custodian with a broker, or a fund manager with a platform, is a classic distractor.
Two arms of regulation
Prudential regulation asks is the firm financially sound? Conduct regulation asks is the firm treating clients and markets fairly? Typical statutory objectives are market integrity, consumer protection and financial stability. Regulators are national or regional (for example the FCA in the UK, the SEC in the US, ESMA in the EU), coordinating through bodies such as IOSCO - there is no single global regulator, so any answer implying one exists is wrong.
Core rule-based topics: authorisation and cross-border permissions, capital adequacy, client-money and client-asset segregation, complaints and compensation schemes, best execution, charge disclosure, and market-abuse prohibitions (insider dealing, manipulation). Anti-money-laundering duties - customer due diligence, beneficial ownership, ongoing monitoring, suspicious activity reporting - bind every employee, not only compliance.
Trap: "treating customers fairly" is a conduct outcome, not a promise of investment performance, and disclosure does not by itself cure an unfair practice.
Rule of thumb: in any regulatory scenario, first classify the issue as prudential (firm safety) or conduct (client/market treatment); the correct answer usually follows that classification.