单项选择题

What is implied in the last paragraph

A．Studying income reveals nothing about the standard of living.
B．Height and income combined reveal more about the standard of living.
C．The standard of living cannot be truly measured.
D．Economists do not agree on what the standard of living means.

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单项选择题

Using income to study the standard of living fails to capture all of the following EXCEPT______.

A．the living standards of people who lived further back in history
B．consumption of basic necessities
C．how resources are allocated within families
D．production of basic necessities

单项选择题

Which of the following best describes the author's attitude towards measuring the standard of living by studying height

A．Approving.
B．Indifferent.
C．Objective.
D．Humorous.