The cost of industrial robots: Bureau of Labor Statistics, U.S. Department of Labor.
Productivity rates: Bureau of Labor Statistics, U.S. Department of Labor.
Revenue needed to support new semiconductor plant: Author estimate based on various sources.
Time spent on government paperwork: U.S. Government Printing Office, www.gpo.gov
Apple iPad cost breakdown: Digital Manufacturing: How It’s Made, www.manufacturingdigital.com/news_archive/tags/apple/apple-ipa
Online flight bookings: U.S. Department of Transportation.
Online flight check-ins: Airline IT Trends Survey, SITA www.sita.aero/surveys-reports/industry-surveys-reports/airline-it-trends-survey-2012