Анотация: The target users are small and medium-scale fish farmers. The purpose is to enhance their knowledge and capacities in understanding and applying the basic economic and financial principles and concepts of doing aquaculture as a business in their daily activities. Module 2 first introduces the sustainability concept and its principles for aquaculture development, the definition and characteristics of both commercial aquaculture and non-commercial aquaculture and concept of planning of aquaculture as a business. It also shows small and medium-scale fish farmers how to assess the economic and financial viability of their fish farms. In details, it introduces the concepts and technicalities of cost structure, sensitivity, financial and cash flow analyses. (fao.org)