1. Do real-output and real-wage measures capture reality?;Nordhaus,1997
2. The Science of Culture: A Study of Man and Civilization;White,1949
3. A Diversity of Creatures, Doubleday;Kipling,1917
4. The significance of transportation to civilization;Lewis;Ann. Am. Acad. Polit. Soc. Sci.,1936
5. The Social Framework of the Information Society In The Microelectronics Revolution;Bell,1980