The 3+3 model of the formation and evolution of the regional industrial division structure

This thesis selects the specialized division structure as the research object, sets the specialized division structure as the dependent variable, the specialized division income as the independent variable, transaction efficiency as the parameters, constructs models that three microeconomic entities make choices of the specialized division among the three different products and infers the models with the inframarginal analysis approach. The result shows that the specialized division structures among the microeconomic entities are evolving into complete specialized ones.