The paper presents two financing type risk management techniques risk retention and risk insurance transfer, introduces their proper applied conditions and ranges,comparatively analyzes them from net prevent value, opportunity loss, worry value and so on, demonstrates how to use Total Expected Cost principle to select optimal mix of retention and insurance with the example.

The Natural Risk of the Production and Business by the Farmer and Its Control;

Application of extremal distribution to natural risk prediction of construction project

The major self risk of our country s small and big sized enterprises mainly shows in three respects:market competitive risk,credit risk and policy risk.

Research on the College Student Suicidal Risk Factors Assessment;