Unpacking Profit in a Capitalist Economy: A Long-Term Analysis

Thursday 06 March 2025


A team of researchers has shed new light on the concept of profit in a capitalist economy, using a unique approach that combines Marxist theory with modern statistical methods. The study examines the average rate of profit (ARoP) in the United States over a period of six decades, from 1960 to 2020.


The researchers started by identifying which industries should be included and excluded from their analysis. They based their criteria on Marx’s concept of productive labor, which distinguishes between sectors that produce surplus value and those that do not. Sectors linked to services, such as finance and insurance, were deemed unproductive and therefore excluded from the study.


The team then applied a range of statistical techniques to filter out noise and identify long-term trends in the ARoP. They used wavelet transforms, empirical mode decomposition, and Hodrick-Prescott filters to tease apart the underlying patterns in the data.


Their findings suggest that the ARoP has been declining over the long term, with some fluctuations along the way. This trend is consistent with Marx’s theory of capitalist accumulation, which predicts that the rate of profit will tend towards zero as the economy grows and becomes more efficient.


The study also highlights the importance of considering the sectoral composition of the economy when analyzing the ARoP. The researchers found that sectors such as manufacturing and construction have played a significant role in driving changes in the ARoP over time.


One of the most interesting aspects of this research is its ability to reconcile seemingly contradictory findings from previous studies. For example, some studies have reported a rising ARoP, while others have found a declining trend. The current study suggests that these differences may be due to variations in methodology and data selection, rather than fundamental disagreements about the nature of profit.


The implications of this research are significant for our understanding of capitalist economies. By shedding light on the underlying dynamics of profit and accumulation, the study provides valuable insights for policymakers, business leaders, and scholars alike.


In addition to its theoretical significance, this research has practical applications in fields such as economics, sociology, and politics. It highlights the need for a more nuanced understanding of the relationships between different sectors of the economy and the ways in which they contribute to overall growth and development.


Ultimately, this study demonstrates the power of combining Marxist theory with modern statistical methods to gain new insights into complex economic phenomena.


Cite this article: “Unpacking Profit in a Capitalist Economy: A Long-Term Analysis”, The Science Archive, 2025.


Capitalism, Profit, Marx, Economy, Statistics, Research, Industry, Sector, Accumulation, Trend


Reference: Jose Mauricio Gomez Julian, “Sectorial Exclusion Criteria in the Marxist Analysis of the Average Rate of Profit: The United States Case (1960-2020)” (2025).


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