One pretty straightforward answer could be investment to physical and human capital. But if you are if you are working with a mathematical model the answer to your question depends on the specific model. For example, in an equilibrium model from economic theory, you could find the determinants of labour productivity by taking the partial derivative of the production function with respect to the amount og labour.
<span>His conclusions from the Conflict theoretical perspective. The
theory of conflict is a sociological and psychological theory in which
the material, social and political interpretation of history is
emphasized. Mainly about conflicts of power or class of a specific period of history, or of a specific country or culture. <span>One
of his greatest theorists is Karl Marx, who analyzed history through
various economic phases and knows his theory as Marxism.
I hope my answer can help you.
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I think that would be republic because there is people who has power/right/freedom to say/speak and tell their opinions
Hope that Helped :)