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At current output,the marginal social benefit from Furbys is greater than marginal social cost.To achieve an efficient allocation,which of the following must occur? (1) Furby output must increase.(2) Furby output must decrease.(3) the marginal social benefit of Furbys will rise.(4) the marginal social cost of Furbys will fall.
Experimental Group
In research, the group of participants that receives the treatment or intervention under investigation to assess its effect.
Control Group
In experimental research, a group of subjects that does not receive the experimental treatment or intervention, used as a benchmark to measure the effect of the treatment.
Population
A group of individuals of the same species living in a particular geographic area, or the total number of individuals belonging to a particular category or groups.
Sample
A subset of a population selected for measurement, observation, or questioning to provide statistical information about the whole.
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