The article is devoted to the study of the impact of digital transformations on the economic security of Ukraine. The article examines the essence of the digital economy, defines the features of the functioning of the economy in the context of digitalization. Based on the indicators of the international consulting company McKinsey and the World Bank, the authors analyzed the impact of digitalization on the economy, highlighted the main advantages and disadvantages of functioning in the digital economy, systematized the problems of economic security in the digital economy and highlighted systemic, structural and industry problems, as well as businesses and individuals. The main issues of economic security include the problems of "digital inequality", the lack of their own element base, changes in the labour market, industrial espionage, manipulation of personal data and others. The authors also identified a tool for monitoring the development of a networked digital society – the Network Readiness Index. The practical contribution was the development of a mechanism to smooth the impact of digital transformation on the economic security of Ukraine.

The Covid-19 pandemic has highlighted such challenges for the world’s socio-economic and financial systems Social entrepreneurship is an integral part of Europe’s diverse social market economy. The aim of the paper is to tackle the social entrepreneurship field in Latvia and in particular to reveal the enterprises operating in the textile industry, as fashion industry in general is evaluated as second polluting industry, being just behind oil industry. The paper is limited to social entrepreneurship in the field of textile, as it is a new waste stream that has received particular goals and thus needs to be managed in a more sustainable way. To promote social enterprises in the field of textile production and processing it is especially important to implement elements of the circular economy in the daily activities of a social enterprise. Fostering social entrepreneurship in the textile field allows to reach a range of goals simultaneously, including, but not limited to – decrease of textile waste volume, increase of upcycling and moving towards circular economy targets.

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The relevance of the subject matter is conditioned by the need to fully justify the implementation of modifications to the structures of transport aircraft from an economic standpoint, in order to save money during their construction and improve the functioning of the system for planning further design developments in this line. The purpose of this study is to establish a coherent model of the economic feasibility of aircraft modifications, which allows effectively solving the issues of cost savings in their design and subsequent launch into mass production and operation. The leading approach in this study is a combination of analytical research of the issues of transport aircraft modification with empirical research of the economic feasibility of such measures, in the context of creating a coherent concept of the need for a set of measures to improve the structure of air transport. The findings indicate the presence of a clear relationship between a wide range of parameters that determine the indicators of economic feasibility of modernizing transport aircraft, as well as significant economic advantages of a high-quality modification of the aircraft design.

The article concerns the options of company internationalization, depending on the degree of market internationalization. The main indicators for assessing the degree of company internationalization were determined. The specificity of companies’ internationalization in terms of the concept of international product life cycle was analyzed. The features of international marketing strategy in the internationalization process were examined; the determinants of international marketing strategy were described. The relationship between the phases of international marketing and the level of application of international marketing strategy was determined. The level of application of international marketing strategy by Ukrainian enterprises was researched.