Bryce, R. 2014.
Brynjolfsson, E., & McAfee, A. 2015. Will humans go the way of horses?
Brynjolfsson, E., & McAfee, A. 2016.
Bunce, V. 2017. The prospects for a color revolution in Russia.
Bureau of Labor Statistics. 2016a. Census of fatal occupational injuries. https://www.bls.gov/iif/oshcfoi1.htm.
Bureau of Labor Statistics. 2016b. Charts from the American Time Use Survey. https://www.bls.gov/tus/charts/.
Bureau of Labor Statistics. 2016c. Time spent in primary activities and percent of the civilian population engaging in each activity, averages per day by sex, 2015. https://www.bls.gov/news.release/atus.t01.htm.
Bureau of Labor Statistics. 2017. College enrollment and work activity of 2016 high school graduates. https://www.bls.gov/news.release/hsgec.nr0.htm.
Buringh, E., & Van Zanden, J. 2009. Charting the “rise of the West”: Manuscripts and printed books in Europe, a long-term perspective from the sixth through eighteenth centuries.
Burney, D. A., & Flannery, T. F. 2005. Fifty millennia of catastrophic extinctions after human contact.
Burns, J. 2009.
Burtless, G. 2014. Income growth and income inequality: The facts may surprise you.
Buturovic, Z., & Klein, D. B. 2010. Economic enlightenment in relation to college-going, ideology, and other variables: A Zogby survey of Americans.
Calic, R., ed. 1971.
Caplan, B. 2007.
Caplow, T., Hicks, L., & Wattenberg, B. 2001.
CarbonBrief. 2016. Explainer: 10 ways “negative emissions” could slow climate change. https://www.carbonbrief.org/explainer-10-ways-negative-emissions-could-slow-climate-change.
Carey, J. 1993.
Carey, M., Jackson, M., Antonello, A., & Rushing, J. 2016. Glaciers, gender, and science.
Carey, S. 2009.
Carlson, R. H. 2010.
Carroll, S. M. 2016.
Carter, R. 1966.
Carter, S. B., Gartner, S. S., Haines, M. R., Olmstead, A. L., Sutch, R., et al., eds. 2000.
Case, A., & Deaton, A. 2015. Rising morbidity and mortality in midlife among white non-Hispanic Americans in the 21st century.
Center for Systemic Peace. 2015. Integrated network for societal conflict research data page. http://www.systemicpeace.org/inscr/inscr.htm.