UK inflation is likely to have risen to around 3.5%, exceeding the Bank of England's (BoE) target for the third time.
Financials and British Airways pushed the FTSE slightly higher this morning.
The Government is preparing to drop its guarantee for Northern Rock deposits in the coming weeks as it readies the nationalised lender for sale, reports The Telegraph.
The Dow Jones advanced more than 2% in early trading as investors reacted positively to signs Greece could get help from the European Union (EU).
A third of advisers do not expect the Bank of England to increase interest rates for at least another year, a study suggests.
The FTSE 100 opened flat Tuesday after a slump in financial stocks sent the Dow Jones to its first close below 10,000 in three months.
Traders are making record bets against the euro, underlining the mounting alarm over the region's debt crisis.
The UK's debt problems could be on a par with those facing Greece and Portugal, according to a former IMF economist.
The FTSE recovered some of last week's losses in early trading, rising 37.28 points (0.7%) to 5,098.20 with gains from miners and banks.
The Dow Jones dipped in early trading this morning after seeing huge losses on Thursday.