Fundamentals of business ecology. National economic interest and planetary sustainable development. Sustainable technological development. Impact of EMS on innovation processes and products. Economic valuation of biodiversity. Indicators in ecological economics. Economic and environmental concept for the evaluation of environmental services. The costs of pollution prevention and reduction of pollution and specific economic interest in protecting the environment. Modeling in ecological economics. Ecological marketing. The influence of eco-labels on business success. Ecological branding. Ecological entrepreneurship. Ecological entrepreneurship and sustainable development. Ecological entrepreneurship and legal regulations. Influence of integrated management systems on the development of ecological entrepreneurship. Directions for development of ecological entrepreneurship. Standardization of environmental metrics. Analysis of ecological service programs in developed and developing countries. Launch of eco-businesses. Ecological incubation centers. Ecological entrepreneurship in Serbia, the state and development.