BALLO, Peter 2020. Economic efficiency of wind energy use. [Diploma thesis] / Ballo Peter - Technical University of Zvolen. Department of Economics and Forest Management, Thesis supervisor Ing. Marek Trenčiansky, PhD. Degree of professional qualification: engineer, in short "Ing". Zvolen: TU, 2020, 68 pages.The main idea of this diploma thesis is to review an economical efficiency of using wind power to produce an electric power. Thesis is consist of four parts. The first part is about characteristic of wind and its features, measures, briefly pointing at formation and history of wind power. Reveals the benefits and cons of the wind power. Describe the operation of wind power stations and its structure. Analyzes the risk of potentional gondole fire or potentional frost on prop. Shows how other countries of European Union are making the wind power and reveals statistics and aims of EU with wind power. The second part of thesis is about theoretical parts of economical ratings of wind power stations. Characterize the indicators which are used in financial and economic ratings of investitions. The main of this diploma thesis was to analyze an economical effectivity explotation of wind power station Pavlov. In third part of thesis, there are reviewed all results of analyzes. In evaluation of economical effectivity were taken into account dynamical and additional methods.