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780 participants suffering from depression were randomly assigned to one of three groups.Over a four-month period,the first group received a low dosage of an experimental drug,the second group received a high dosage of the drug,and the third group received a placebo.At the end of the period each participant rated their mood on a scale of 1-10.Identify the factor(s) in the experiment and the number of levels for each.
Foreign Firms
Businesses that operate in a country other than where their original headquarters are located.
Revenue Decrease
A decline in the amount of money received from sales or services over a certain period.
Ethanol Imported
Refers to ethanol (a biofuel) that is bought from foreign producers and brought into a country’s borders, often used as an additive in gasoline.
Consumer Surplus
The contrast between the total expenditure consumers are willing to make on a good or service and the total expenditure they actually make.
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