At the end of the morning dollar trade session on August 28 theaverage-weighted dollar exchange rate increased by RUR0.03 to RUR31.58, sothe official dollar exchange rate for August 29 returned to a two-day agolevel, since the same figure was posted on Tuesday, August 27. On thewhole, the official dollar exchange rate was posted at RUR31.58 for thethird time. It happened for the first time on August 10, i.e. over a monthago. The current increase of the dollar exchange rate of RUR0.03 was themost substantial at the unified trading session in three weeks since August2. At the same time, the considerable weakening of the ruble against thedollar on August 28 took place amid noticeable decrease in tradeparticipants' activity. So today's trade volume at the morning dollar tradesession was $69m, a decrease of over $28m from the figure posted onTuesday..