A Portfolio Manager's Ranking Within a Comparison Universe May Not

question 77

Multiple Choice

A portfolio manager's ranking within a comparison universe may not provide a good measure of performance because

• A) portfolio returns may not be calculated in the same way.
• B) portfolio durations can vary across managers.
• C) if managers follow a particular style or subgroup,portfolios may not be comparable.
• D) both b and c.
• E) all of these.

---

Definitions:

Economic Profits

The surplus remaining after subtracting total costs from total revenues, including both explicit and implicit costs, indicating the profitability of an enterprise beyond basic financial gain.

Entry Barriers

Entry barriers are obstacles that make it difficult for new firms to enter a market, often protecting existing firms from competition.

Excess Capacity Problem

A situation where a firm has more production capacity than needed to meet demand, leading to inefficient use of resources.

Monopolistic Competition

An economic setup in which several companies offer products that are closely related but not exactly the same, granting them a certain level of influence over the market.