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Still , markets may have little to fear from any Rubin successor because the firm dollar policy has yielded positive results .
 person: Rubin
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
 Entities: Rubin 
Answer:
 person: Rubin