The article reveals the features of solving the problems of labor activity, proceeding from the study of the foundations of labor economics (as a direction of economic science, directly dealing with such problems) and the provisions of labor law (which regulate the process of ensuring everyone the right to work), taking into account the methodological aspects of correlation. It has been established that labor activity is a special form of professional activity of individuals, which is due to the use of scientific and technical means. It has been determined that one of the main problems of labor economics is the problem of a low level of labor productivity, the solution of which is possible through the development of scientific and technological progress, improvement of existing or development and implementation of new resource-saving technologies, improvement of the production process of product, automation of the production process, taking into account aspects of social processes and guarantees of ensuring the optimal level of remuneration and an appropriate level of social protection, the development of education and science, ensuring an adequate level of health care, guaranteeing labor safety, continuous improvement of qualifications and professionalism by employees. It has been proved that the efficiency of an individual's labor activity depends on his motivation. It was found that one of the problems underlying the economic science of labor is the problem of regulating the personal life and work activities of young professionals in the labor market, in particular – at the expense of ensuring decent working conditions and the right to an adequate level of remuneration. It was determined that in the implementation of strategically established tasks and priorities for the development of labor activity, a special role is played by the observance of the provisions of labor law. Labor law should provide for the proper regulation of relations in labor activity is provided, based on society's perceptions of aspects such as fairness and the framework of freedom. It has been established that changes in labor law for the better in accordance with the needs of the labor market will contribute to an increase in the level of labor productivity, an increase in the level of employment among the population, influence an increase in the level and efficiency of production, an increase in the level of wages, etc. It is noted that the prospects for further research in this direction should be the research of the features and practical aspects of the correlation of professionalism, professional culture, professional competence and professional training in labor activity.