エコーチェンバー現象
Philip McRae, "Forecasting the Future Over Three Horizons of Change ", ATA Magazine, May 21, 2010.
John Scruggs, "The "Echo Chamber" Approach to Advocacy", Philip Morris, Bates No. 2078707451/7452, December 18, 1998. The Hudson Institute's Bradley Center for Philanthropy and Civic Renewal wonder if they "got it, well, Right".
"Buying a Movement: Right-Wing Foundations and American Politics," (Washington, DC: People for the American Way, 1996). Or download a PDF version of the full report.
Dan Morgan, "Think Tanks: Corporations' Quiet Weapon," Washington Post, January 29, 2000, p. A1.
Jeff Gerth and Sheryl Gay Stolberg, "Drug Industry Has Ties to Groups With Many Different Voices", New York Times, October 5, 2000.
Robert Kuttner, "Philanthropy and Movements," The American Prospect, July 2, 2002.
Robert W. Hahn, "The False Promise of 'Full Disclosure'," Policy Review, Hoover Institution, October 2002.
David Brock, Blinded by the Right: The Conscience of an Ex-Conservative (New York, NY: Three Rivers Press, 2002).
Jeff Chester, "A Present for Murdoch", The Nation, December 2003: "From 1999 to 2002, his company spent almost $10 million on its lobbying operations.