@proceedings {613005,
	title = {International Productivity Monitor: Special Issue from the Fourth World KLEMS Conference},
	journal = {Fourth World KLEMS Conference},
	volume = {33},
	number = {Fall},
	year = {2017},
	publisher = {Center for the Study of Living Standards},
	address = {Madrid, Spain},
	url = {http://www.csls.ca/ipm/ipm33.asp},
	editor = {Dale W. Jorgenson}
}
