This student activities book is intended for a model one-semester course for high school economics for eleventh- and twelfth-grade students. The seven units in the book are linked to content ordinarily found in microeconomic and macroeconomic courses. Each unit contains 5 to 11 lessons, an author's note to the students and classroom instructional materials. Each lesson contains a summary of economic content, an economic reasoning summary and student materials. The seven units in the activities book are: (1) "Why Economics Is Important"; (2) "Supply and Demand"; (3) "Consumers and Producers"; (4) "The Role of Government in Economics"; (5) "Macroeconomics"; (6) "Macroeconomics: Forecasting Our Economic Future"; and (7) "International Economics Issues." All relevant handouts are included in the unit. (EH)