8.4 Financial Applications

Portfolio Selection

A problem frequently encountered by managers of banks, mutual funds, investment services, and insurance companies is the selection of specific investments from among a wide variety of alternatives. The manager’s overall objective is usually to maximize expected return on investment, given a set of legal, policy, or risk restraints.

For example, the International City Trust (ICT) invests in short-term trade credits, corporate bonds, gold stocks, and construction loans. To encourage a diversified portfolio, the board of directors has placed limits on the amount that can be committed to any ...

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