Protectionism is the use of ________ to protect domestic firms from foreign competition

The data in the table above are the U.S. balance of payments. What is the current account balance?

A) $0 B) $150 billion C) -$100 billion D) -$150 billion

Pat goes to the local electronics store to learn about high-end audio equipment. The salesperson spends an hour talking with Pat and demonstrating equipment. Pat then leaves and orders an audio system on the Internet for $250 less than the price at the store. Pat's behavior:

A. illustrates the free-rider problem. B. illustrates the problem of adverse selection. C. is illegal. D. is a form of statistical discrimination.