The structure of the C-REM. (IMAGE) Tsinghua University Press Caption The arrows in the figure show the flow of factors and goods in the economy within the C-REM. Credit Energy and Climate Management, Tsinghua University Press Usage Restrictions News organizations may use or redistribute this image, with proper attribution, as part of news coverage of this paper only. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.