Which expression defines the Expected Value of Perfect Information (EVPI)?

Which expression defines the Expected Value of Perfect Information (EVPI)?

• A. EVPI equals the expected profit under current information.
• B. EVPI equals the maximum possible profit from a single decision.
• C. EVPI = expected profit with perfect information minus the expected profit with current information.
• D. EVPI is the difference between the expected profits of the best and the worst payoff.

Answer: (C)