Assume initial national debt = $100 B, tax revenue = $30 B, spending = $50 B. Which of the following will result?
- Budget surplus = $20 B; national debt = $80 B
- Budget deficit = $20 B; national debt = $120 B
- Budget deficit = $120 B; national debt = $20 B
- Budget deficit = $20 B; national debt = $80 B