Match the sentences to the responses.
1. What country has the world’s largest gold economy?
2. What is a person that buys and sells goods called?
3. Who are the parties involved in international trade?
4. Which country is the largest producer of oil in the world?
5. How is a barter system different from a money system?

A. I think Russia is the largest one.
B. Financial institutions, of course.
C. I like calling them brokers.
D. The USA by far.
E.  Barter system is exchange of goods.