@unpublished{publication-18495,
	author={Madestam, Andreas and Yanagizawa-Drott, David},
	institution={Harvard Kennedy School},
	number={RWP12-034},
	pages=31,
	series={HKS Faculty Research Working Paper},
	title={Shaping the nation: the effect of Fourth of July on political preferences and behavior in the United States},
	year=2012,
}