The main aim of bachelor thesis is to describe theoretical knowledge about costs, revenues and economic result and to build the basics of awareness about this issue. Bachelor thesis is divided into four parts and each part is dedicated to a different economic section. First three chapters are creating a coherent complex and they are dedicated to the theory of costs, revenues and economic result. The areas are supported by definitions and classifications. The fourth chapter is of a practical character. We have chosen real company and we are focusing on monitoring and evaluating of the company's costs, revenues and economic result. Our choosen company is called NosKin, s. r. o. and we are applying the theory into practise through this company.