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A cross-state econometric investigation , furthermore , reveals that , holding other factors constant , the difference between a state 's major - party vote going to the Republican gubernatorial candidate and the Republican share of the lower state house is a positive function of the state tax rate .
 Republican, Republican
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 Republican, Republican