This article suggests two methods for deriving a statistical verdict from a null finding, allowing economists to more confidently conclude when "not significant" can in fact be interpreted as "no substantive effect." The proposed methodology can be extended to a variety of empirical contexts...

Population loss through net outmigration is endemic to many rural areas. Over a third of nonmetro counties lost at least 10 percent of their population through net outmigration over 1988-2008. Some of these counties have had very high poverty rates, substantial loss in manufacturing jobs, and...