Question : 21) A marginal external cost of a product equal to A) : 1241069
21) A marginal external cost of a product is equal to A) what the producer has to pay to hire resources to produce another unit. B) the cost someone other than the producer incurs when another unit is produced. C) the cost the producer incurs to produce another unit. D) what the consumer must pay when he or she buys the good or […]