<u>Investment bankers</u>are people who work for a financial institution. Their task is to raise capital for entities (corporations, governments). Their responsibilities include underwriting new issues of corporate stocks and bonds and state/local government debt securities. They also assist their clients with mergers and acquisitions, and give them advises regarding investment opportunities. The investment banking has become a field of particular importance in the world of banks.
Mortgage bankers are people (or institutions) that originate mortgages.
Securities dealers are people (or institutions) that primarily focus on security market transactions.
Securities brokers purchase or sell securities on their customer's behalf.
