The document provides information about the economies of Mexico, Brazil, and Cuba. It begins by outlining a homework assignment to study the economies. It then provides details about each country's economic system and answers to the three basic economic questions. Mexico and Brazil are described as having mixed market economies, while Cuba has a command economy. Specific data is given about the natural resources, industries, literacy and unemployment rates, and GDP of each country. The document concludes with scenarios about different government systems and a cheat sheet comparing details of the three countries.