question: In 2005 , where did Rajan deliver a controversial paper that was critical of the financial paper ?
answer: at a celebration honouring Alan Greenspan
turker_answer: In 2005 , Rajan delivered a controversial paper that was critical of the financial paper at a celebration honouring Alan Greenspan .
rule-based: In 2005 , Rajan delivered a controversial paper that was critical of the financial paper at a celebration honouring Alan Greenspan .