Wybrane problemy rozwoju nauk ekonomicznych w Polsce

The paper presents a discussion of the subject of mesoeconomics (mezzoeconomics), and its place within the system of economic sciences, as well as its new role in the theory of economics and economic policy, due to systemic reform. Further in the paper we find characteristics of economics and programming the industrial development, as well as industrial economics, viewed as mesoeconomic disciplines. The final part focuses on the environmental protection economics, and its related sciences such as economics of environment and natural resources, and ecological economics. The paper includes a discussion of controversies raised by those disciplines and environmental policy. The paper closes with a discussion on the issues of sustainable development as balanced or lasting (permanent) development.