The classic example of a detrimental externality is

Which of the following is true for taxes? They

A) are always administered fairly. B) are a necessary part of living in an economy with a fair distribution of income. C) are always administered without creating unfairness or inefficiency. D) are an involuntary transfer of private property. E) do not create a big tradeoff problem.

Aimee sells hand-embroidered dog apparel over the Internet. Her annual revenue is $128,000 per year, the explicit costs of her business are $42,000, and the opportunity costs of her business are $30,000. What is her accounting profit?

A) $12,000 B) $56,000 C) $86,000 D) $98,000