FIGURE 3-1 -Refer to Figure 3-1.A Shift of the Demand Curve for Curve

question 92

Multiple Choice

FIGURE 3-1
-Refer to Figure 3-1.A shift of the demand curve for energy-efficient light bulbs from D to D¹ could be caused by

• A)a decrease in the price of ordinary light bulbs.
• B)a news bulletin stating that energy-efficient light bulbs emit a harmful gas.
• C)a decrease in the price of energy-efficient light bulbs.
• D)an expectation that government regulation will soon prohibit the use of ordinary light bulbs.
• E)a change in preferences toward ordinary light bulbs.

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