1. 1892) Retail Prices and Wages. Committee on Finance. Senate. 52 nd Congress. 1 st Session;Nelson Aldrich;Government Printing Office. Parts
2. The Causes of Price Inflexibility;Jules Backman;The Quarterly Journal of Economics,1940
3. A Sticky-Price Manifesto;Laurence Ball;Number 0. December,1994
4. Distribution's Place in the American Economy since 1869;Harold Barger;National Bureau of Economic Research. General series,1955
5. Wholesale Prices in Philadelphia, 1784-1861