The assignment highlights various methods to minimize waste and control production activities in management accounting. The provided references from academic sources provide insights into different approaches, such as accounting for decision-making and control, strategic management accounting, and environmental management accounting. The summary suggests that adopting cost-efficient strategies can be achieved by utilizing different types of management accounting systems, including the 4 main functions: planning, controlling, reporting, and decision-making. By understanding these functions and applying them effectively, organizations can reduce waste and optimize their production processes for improved profitability.