Which of the following is a form of outsourcing?

As a component of aggregate demand, investment refers to the

A) purchase of raw land for later resale B) purchase of stocks and bonds C) purchase of new equipment and additional inventories D) difference between people's income and spending E) dividends paid out to shareholders

Introduction of checks into the payments system reduced the costs of exchanging goods and services. Another advantage of checks is that

A) they provide convenient receipts for purchases. B) they can never be stolen. C) they are more widely accepted than currency. D) the funds from a deposited check are available for use immediately.