Research on the crime of interest transfer from the perspective of criminal law Research on the crime of extortion from the perspective of norm theory Research on the legality principle from the perspective of rule of law Research on the termination system of contracts from the perspective of comparative law Research on international law from the perspective of national laws Research on the criminal trial order from the perspective of judicial authority 并列题名：Research on the crime of extortion from the perspective of norm theory Research on the issues of illegal construction from the perspective of private and public law Research on the relationship between trial and execution from the perspective of procedural law Research on water right allocation from the perspective of private law