Research by Richard Layard indicates that an increase in a countrys level of output per capita will
A. always increase happiness in that country.
B. always decrease happiness in that country.
C. generally have no effect on happiness in that country.
D. increase happiness in that country if output per capita is relatively low.
Answer:D
Research by Richard Layard indicates that an increase in a countrys level of output per capita will
A. always increase happiness in that country. B. always decrease happiness in that country. C. generally have no effect on happiness in that country. D. increase happiness in that country if output per capita is relatively low.