Cost Per Paper (CPP) means the total money spent on one research paper, the money is accounted from the National Natural Science Foundation (NSFC). CPP can be used to measure the level of scientific research, which means the bigger CPP value and the better research.
History
The "CPP" conception was raised by Gao Jianguo when he analyzed the characteristics of elevated Cost Per Paper of Zhejiang Normal University.
References
Cost per paper Wikipedia(Text) CC BY-SA