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SATURDAY, NOVEMBER 28, 2009 5:13 AM IST
Comparative buying
  
Driver’s seat | Praveen Aggarwal and Rajiv Vaidyanathan  10:24 PM | June 22,2008
The theory of rational ignorance dictates that for a person to justifiably expend that time and effort in collecting additional information, the value of that information has to outweigh the costs of collecting it