MOSCOW, October 30. /TASS/. The Bank of Russia set the official dollar rate at 80.5037 rubles for October 31, up 1.03 rubles against the previous indicator.

The official euro rate was increased by 1.14 rubles to 93.3894 rubles. The official yuan rate is fixed at 11.2952 rubles, up twelve kopecks.

The Central Bank said last June that it would fix official dollar and euro rates against the ruble on the basis of reports of banks on results of transactions in the over-the-counter currency market.