1842
" The cost of exported goods is too often understated , so the actual share of barter deals in Russian exports and the amount of unimported goods may be even higher , " Volkova said .
 Volkova, Russian
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Volkova, Russian