This paper uses unit root test model, co-integration test model and Granger Causal test model, to analyze the relation between international tourism and economic growth of Guilin.

运用动态计量经济学的单位根检验模型、协整分析模型、因果关系检验模型，以桂林市为例，对国际旅游业和地方经济增长之间的动态关系进行了实证分析。

youdao

On October 27, 2006, by Executive Order 13413, the President declared a national emergency with respect to the situation in or in relation to the Democratic Republic of the Congo and, pursuant to the International Emergency Economic Powers Act (50 U.S.C. 1701-1706), ordered related measures blocking the property of certain persons contributing to the conflict in that country.

WHITEHOUSE: The White House

International treaties constitute a major source of international law and are critical to establishing the respective rights and obligations of states in relation to many political, economic, military, environmental and other matters.

BBC: Scotland politics