International Scientific Journals
of Scientific Technical Union of Mechanical Engineering "Industry 4.0"

The definition of the world technology market is given and its features are characterized. The structure of the world technology market formed by institutional elements is considered. The following segments of the world technology market have been studied: the market of patents and licenses, the market of scientific and technological products, the market of scientific and technological specialists, the market of high-tech capital. According to Ukraine’s ratings in the world technology market (2018-2019), the reasons for its lag in it are named. The tendencies of the world market of technologies are substantiated.

The market of precious metals in the world is studied. The requirements for the standard of gold, silver and platinum ingots are named. Factors influencing the world market of precious metals are revealed. Forms of market organization are described. The dynamics of gold, silver, platinum and palladium production in 2010 – 2019 are given. The tendencies of development of the world market of precious metals and the market of precious metals in Ukraine are named

Features of activity of the international airports of the world in the conditions of a pandemic are considered. The losses of the world’s airlines are given. The condition of aircraft manufacturers is assessed. The activity of the main international airports of Ukraine in recent years is analyzed. The programs of development of the international airports of Ukraine for the near future are considered.

The theory of cycles as an objective form of development of the world economy (national economy) is studied. The phases of the economic cycle are named: recovery, prosperity, recession, depression. It is recognized that today the whole world is isolated due to the COVID-19 virus infection and all countries are experiencing an economic crisis. In these circumstances, it is important to explore ways out of this crisis and prevent the collapse of the economic system as a whole. The purpose of this article is to determine the theoretical and institutional causes of economic cycles to predict the crises that arise, and to find ways to mitigate their negative consequences. The theory of economic cycles and stages of their passage is generalized; conducted an analysis of Ukraine’s economy before and during the crisis of 2019-2020. The application of the historical method allowed to use experience, generalize and systematize the development of economic theory and use the collected and systematized data to identify cause-and-effect relationships and predict the future dynamics of Ukraine’s economy.