This document discusses budgetary control and responsibility accounting. It begins with an overview of budgetary control and static budget reports. It describes how static budgets compare actual results to planned budgets at a single activity level. The document then covers flexible budget reports, which allow budgets to vary with multiple activity levels. Finally, it discusses responsibility accounting and how costs and revenues can be tracked based on the level of management control. Key terms introduced include static budgets, flexible budgets, controllable vs. non-controllable costs, and responsibility centers.