【作者(必填)】
Albrecht Ritschl, Samad Sarferaz and Martin Uebele
【文题(必填)】
The U.S. Business Cycle, 1867–2006: A Dynamic Factor Approach【年份(必填)】
Review of Economics and StatisticsVolume 98 | Issue 1 | March 2016
【全文链接或数据库名称(选填)】
https://www.mitpressjournals.org/doi/abs/10.1162/REST_a_00530