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According to the OECD 's annual economic survey of Canada in June 2012 , Canada has experienced weak growth of multi-factor productivity ( MFP ) and has been declining further since 2002 .
 OECD, Canada, Canada
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 OECD, Canada, Canada