Christine is an artist who creates custom cookie jars. Her annual revenue from selling the cookie jars is $90,000 . The annual explicit costs of the materials used to make the cookie jars are $54,000 . Christine used $5,000 from her personal savings account to buy pottery tools for her business. The savings account paid 1% annual interest. Christine could earn $6,000 per year as a tax preparer

The above figure shows the market for finish carpenters in Bozeman. If there is a minimum wage set at $18, which of the following statements is true?

A) Firms' surplus increases with the minimum wage. B) Workers who retain their jobs have their wages rise. C) The market is efficient. D) The quantity supplied of workers is less that quantity demanded. E) Unemployment decreases because firms employ their workers more carefully.

The current chairman of the Federal Reserve System is

A) Ben Bernanke. B) Alan Greenspan. C) President Obama. D) Janet Yellen.