Because It Is Difficult for Economists to Use Experiments to Generate

question 72

Multiple Choice

Because it is difficult for economists to use experiments to generate data,they generally must

• A)do without data.
• B)substitute assumptions for data when data are unavailable.
• C)rely upon hypothetical data that were previously concocted by other economists.
• D)use whatever data the world gives them.

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Definitions:

Fetus

A developing mammal or human from the completion of its embryonic stage, specifically in humans from the ninth week after fertilization until birth.

Ovulation

The phase in the female menstrual cycle during which a mature egg is released from the ovary, making it available for fertilization.

Cleavage

The process of cell division in the very early embryo that leads to the formation of the blastula.

Blastocyst

A thin-walled, fluid-filled sphere containing an inner mass of cells from which the embryo will develop; is implanted into the uterine wall during the germinal period.