[Economic crisis and disparities in spending, supply, and use of public and private health services in Brazil from 2011 to 2019].

This study sought to analyze the repercussions of the economic crisis on the public and private sectors of the Brazilian health system and perform a trend analysis of economic and care indicators, based on secondary data from official public sources related to spending, the economic performance of health plans and insurance, and the supply and use of services. The results showed stagnation of public spending on health, as well as reduction of per capita public spending and of access to public health services. On the contrary, in a context of falling income and employment, health plans retained customers, increased revenues, profits, and their care production.

[Growth, centralization, and financialization of Diagnostic and Therapeutic Support Services (SADT) in Brazil: a study of selected companies from 2008 to 2016].

This article discusses the dynamics of the Diagnostic and Therapeutic Support Services subsector from 2008 to 2016 in Brazil. Through an exploratory approach, the study aimed to operationalize key concepts from the literature on the pattern of accumulation characterizing contemporary capitalism. The research focused on the activity of six Brazilian diagnostic companies in three main dimensions: (1) net worth; (2) accounting-finance; and (3) policy.

[Analysis of financial statements from companies in the Brazilian health sector (2009-2015): concentration, centralization of capital, and expressions of financialization].

The Brazilian health system is characterized by major participation by the private sector. In the current decade, companies working in health-related sectors have stood out in the corporate world due to the results and size of their financial operations. The study analyzed the companies' trajectory from the perspective of financialization, defined as the dissemination of a pattern of accumulation, characteristic of contemporary capitalism.

[Financialization of the health sector in Brazil: theoretical and methodological challenges to the investigation of companies and business groups].

The article describes the history of the response to the theoretical and methodological challenges in research on companies and corporate groups in the Brazilian health sector that reorganized their shareholding structures, diversified their activities, and expanded their financial operations. Such movements in corporate concentration and expansion were analyzed with an approach to the frame of reference for financialization in contemporary capitalism in the analysis of selected companies and corporate groups. Corporate strategies were classified in three dimensions: shareholding, financial, and accounting structure and influence on the public agenda and the respective indicators orienting the organization of information from diverse sources for companies and corporate groups from 2008 and 2017.