Scenario 4-1 In a Given Year, Country a Exported $12 Million Worth

Scenario 4-1
In a given year, country A exported $12 million worth of goods to country B and $6 million worth of goods to country C; country B exported $4 million worth of goods to country A and $7 million worth of goods to country C; and country C exported $5 million worth of goods to country A and $2 million worth of goods to country B.
-Empirical evidence suggests that the federal budget has remained more or less in surplus between 1990 and 2002.