赔付率

gè dì qū de péi fù lǜ hé fèi yòng lǜ zhī jiān cún zài fǎn cháng de fù xiàng xiāng guān guān xi fǎn yìng le jiāo qiáng xiǎn zài fèi yòng fēn tān zhōng cún zài mǒu zhǒng bù hé lǐ xiàn xiàng

各地区的赔付率和费用率之间存在反常的负向相关关系，反映了交强险在费用分摊中存在某种不合理现象。

The abnormal negative correlation between loss ratios and expense ratios of 31 provinces indicates existence of irregular expense allocation in compulsory automobile liability insurance.