【作者(必填)】Michael H. Moffett

【文题(必填)】The J-curve revisited: an empirical examination for the United States

【年份(必填)】Volume 8, Issue 3, September 1989, Pages 425–444

【全文链接或数据库名称(选填)】http://www.sciencedirect.com/science/article/pii/0261560689900077