@article{Norrbin1990,
	title = {Sources of output fluctuations in the United States during the inter-war
	and post-war years},
	author = {Stefan C. Norrbin and Don E. Schlagenhauf},
	journal = {Journal of Economic Dynamics and Control},
	number = {3-4},
	pages = {523--551},
	url = {http://www.sciencedirect.com/science/article/B6V85-45MFRX7-13/1/dc611dcaba48db8d035b874223ff43df},
	volume = {14},
	year = {1990},
	biburl = {http://www.bibsonomy.org/bibtex/281287b9be32e079eea09b304e828fb40/smicha},
	keywords = {imported }
}