On Hot Summer Days, Electricity-Generating Capacity Is Sometimes Stretched to the Limit

question 130

Multiple Choice

On hot summer days, electricity-generating capacity is sometimes stretched to the limit. At these times, electric companies may ask people to voluntarily cut back on their use of electricity. An economist would suggest that

• A)every electric customer has an incentive to prevent the system from overloading, so this voluntary approach is the most efficient.
• B)it would be more efficient if the electric company raised its rates for electricity at peak times.
• C)it would be more efficient to have a lottery to decide who had to cut back their use of electricity at peak times.
• D)it would be more efficient to force everyone to cut their usage of electricity by the same amount.

Explain the importance of only systematic risk to risk-averse investors and the irrelevance of total risk.

Comprehend the transition from historical to expected returns and the rationale behind it for analysis purposes.

Define and calculate portfolio weights.

Describe efficient market hypothesis and its implications for risk-to-reward ratios.

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Definitions:

Consumers

Organisms that obtain energy by feeding on other organisms or organic matter because they cannot produce their own food.

Calvin Cycle

A set of chemical reactions that take place in chloroplasts during photosynthesis, using carbon dioxide and water to produce glucose.

Light Reactions

The phase of photosynthesis where light energy is captured and used to produce ATP and NADPH, which are then used in the Calvin cycle.

Calvin Cycle

A set of biochemical reactions that take place in the chloroplasts of photosynthetic organisms. It is a part of the process by which carbon dioxide is converted into organic compounds.