The farther the Lorenz curve from the line of perfect equality, the lower is the income inequality

Empirical evidence from electric-power-producing firms suggests that

A) all electric-power-producing firms are natural monopolies. B) no electric-power-producing firms are natural monopolies. C) the largest electric-power-producing firms are natural monopolies. D) the smallest electric-power-producing firms are natural monopolies.

What is the most common type of business?

A) corporation B) partnership C) sole proprietorship D) They are equally represented because of federal laws.