Table 10-5
The following table shows the marginal costs for each of four firms (A, B, C, and D) to eliminate units of pollution from their production processes. For example, for Firm A to eliminate one unit of pollution, it would cost $54, and for Firm A to eliminate a second unit of pollution it would cost an additional $67. 
-Refer to Table 10-5. If the government charged a fee of $84 per unit of pollution, how many units of pollution would the firms eliminate altogether?
Definitions:
Community Approach
A method or strategy for addressing issues that involves the collective participation and effort of the entire community.
Psychiatric Hospital
A medical facility specializing in the diagnosis and treatment of mental illness.
Psychotic Symptoms
Manifestations of severe mental disorders characterized by a loss of contact with reality, such as hallucinations, delusions, disorganized thinking, and speech.
Sheltered Workshop
A supervised workplace for people who are not yet ready for competitive jobs.
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