Suppose there are three countries in the world. Country A exports $11 million worth of goods to country B and $5 million worth of goods to counrty C, country B exports $3 million worth of goods to country A and $6 million worth of goods to counrty C, and counrty C exports $4 million worth of goods to counrty A and $1 million worth of goods to country B.
a. What are the net exports of countries A, B, and C?
b. Which country is running a trade deficit? A trade surplus?