" 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 .
<response> " The cost of exported goods is too often understated , so the actual share of barter deals in <misc>Russian</misc> exports and the amount of unimported goods may be even higher , " <person>Volkova</person> said . </response>