Study on the "tragedy of anticommons" for the patented medicine;

When patent holders exercise their exclusive rights or do not offer their permission,subsequent researches can hardly proceed, thus leading to resource underuse, a tragedy of anticommons.

This has increased the difficulty of products\' research,made the Lower utilization of the patent,and aroused the tragedy of anticommons.

Enterprise Licensing,Bargaining and the Tragedy of Anti-commons;

There are so many types of ecosystem services offered by the rivers,so that it can be considered in the scope of river services,resulting in "tragedy of the commons".

According to the famous economic logic of "Tragedy of the Commons",this paper investigates the housecleaning behavior of the college students who are sharing one dormitory,analysis the repeated game in a long term.

The existing of prisoner s dilemma , free rider , tragedy of the commons and other problems in inter-regional economic relationship makes it necessary for government to intervene and coordinate in inter-regional relationship.

Phenomena of “the tragedy of the commons" such as environmental degeneration and out-of-order disputes over limited resources are universal in on-limits rural tourism destinations.

Some problems are universal in the development of community tourism,such as community participation,reception capacity and the tragedy of the commons.

Therefore,in the paper,using the model of the tragedy of commons of the game theory,the economic origin of the urban traffic jam is analyzed.

Hardin and Zhang s arguments about the tragedy of the commons are based on the hypothesis that the number of the participants entering into the commons is fixed.

By utilizing the basic logic of the theory on the commons,taking the rural tourism in our country as object of study,the tragedy of the commons in rural tourism development and its formative reasons are discussed.