This document contains a short quiz about taxes, government agencies, GDP calculations, and GDP statistics. It asks questions about which types of taxes benefit wealthier incomes, which government agency addresses the free rider problem, and which items are included in GDP calculations. It then provides a multi-step GDP calculation problem for Mexico in 2009 and asks whether Mexico had a trade surplus or deficit that year. It asks students to compare the GDP of Costa Rica to Mexico. The document ends by showing GDP statistics for different countries and GDP per capita over time.