| | Variable type | The number of variables | Variable names |
| | State variable | 4 | The stock of content assets on the platform, the number of content assets utilized, profitability of platform participants, the value positioning ability of platform participants | | Rate variable | 5 | The increase of the number of content assets, content assets utilization increment, platform participants' income, platform participants' input, the cognition degree of platform participants to user requirements | | Auxiliary variable | 30 | Degree of sharing of content asset, the amount of content asset integration, the amount of content asset innovation, content asset innovation rate, the amount of content asset flow, content assets acquisition rate, content asset flow rate, content asset utilization rate, content asset utilization capability, relevant industry support, digital content assets value increment, content asset integration capability, degree of standardization of content assets, business process management capabilities, digital media asset management capability, the rationality of cooperation performance distribution, digital media asset management investment, digital media asset management investment rate, stakeholders' willingness to collaborate, the intensity of the platform operation input, the intensity of digital media asset management technology input, the quality of content products and services, user satisfaction, user requirements, value realization environment, technology environment, policy environment, social environment, media organization environment, average content asset price | | Constants | 3 | Platform participants' other incomes, platform participants' other inputs, the intensity of manpower input |
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