Research on efficiency of China life insurance investment Research on the efficiency of financial research investment 并列题名:Research on the efficiency of financial research investment Study on the efficiency of Chinese life insurance industry 并列题名:Study on the efficiency of Chinese life insurance industry Research on the risk management of the insurance investment 并列题名:Research on the risk management of the insurance investment research on the effects of outward foreign direct investment Research on the problem of Chinese insurance funds equity investment research on social medical insurance fund