Figure 3 (IMAGE) Tohoku University Caption Reduction of the expected overpayment (unnecessary insurance payouts) when using different indices for the payment. Credit ©Yushi Miki et al. Usage Restrictions Credit must be given to the creator. License CC BY 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.