MILAN, Dec 18 (Reuters) - The following factors could affect Italian markets on Tuesday.

Reuters has not verified the newspaper reports, and cannot vouch for their accuracy. New items are marked with (*).

ALITALIA <AZPIa.MI>

Alitalia's board will meet on Tuesday to gauge rival plans by suitors Air One and Air France-KLM in yet another attempt to find a buyer for the state-owned carrier losing a million euros a day.

However, with Italian Prime Minister Romano Prodi meeting French President Nicolas Sarkozy on Thursday ahead of a meeting of Italy's cabinet, Tuesday's board seems unlikely to take a definitive decision, as had been expected.

For a story, double click on [nL1777299]

Trade unions meet on Alitalia at 1430 GMT. Alitalia board meets at 1500 GMT

* Intesa Sanpaolo <ISP.MI> CEO Corrado Passera, who backs Air One's offer for Alitalia, tells La Repubblica in an interview choosing Air France's bid would mean "cancelling" Alitalia. Passera adds that Air One's business plan for Alitalia targets a yearly growth of 3.5 percent.

* Il Sole 24 says a decision on Alitalia's partner may be delayed to January to avoid chaos at airports over Christmas.

A consortium led by investment fund Evergreen has withdrawn its interest in bidding for Alitalia <AZPIa.MI>, the carrier said in a statement.

For a story, double click on [nMAT007629]

* LOTTOMATICA <LTO.MI>

Lottomatica CEO Marco Sala tells Il Sole 24 Ore in an interview revenues from traditional lottery games will top 6 billion euros this year while revenues from instant lotteries will double from last year to hit 8 billion euros. Sala says he expects revenues in instant lotteries to continue to grow in 2008.

* UNICREDIT <CRDI.MI>

UniCredit CEO Alessandro Profumo expects liquidity conditions to return to normal levels between the end of this year and March/April, he said later on Monday.

ENEL <ENEI.MI>, TERNA <TRN.MI> Electricity demand in Italy hit a new record high on Monday as a cold wave swept across the country, prompting people to turn up their heating, power grid operator Terna <TRN.MI> said.

For a story, double click on [nL17592564]

ATLANTIA <ATL.MI>

Spain's Abertis <ABE.MC> hopes to decide whether to revive a plan to merge with Italian highway firm Atlantia by late January but will not be ruled by the pressure of that deadline.

For a story, double-click on [nL17453519]

(Editing by Paul Bolding) ((Milan newsroom, +39 02 6612 9507, fax +39 02 801149, [email protected]))

Keywords: ITALY MARKETS/FACTORS

Keywords: ITALY MARKETS/FACTORS =2