* GfK shares up 30 percent (Adds details on offer, other investors, share reaction)
* Aixtron shares down 3.6 pct (Adds comments by German economy ministry, lawyer)
* GfK CEO says squeeze-out is a possible option Further company coverage: (Frankfurt Newsroom)
FRANKFURT, Dec 8 Investment firm Kohlberg Kravis Roberts on Thursday drew up a takeover offer for German market research firm GfK that allows its majority shareholder to maintain its stake, sending up GfK shares.
LONDON, Dec 8 KKR-backed holding company Acceleratio Capital will make a voluntary public tender offer for shares in market research company GfK, the buyout fund said in a statement on Thursday.
FRANKFURT, Dec 8 China's Fujian Grand Chip Investment Fund has dropped its offer for German chip equipment maker Aixtron after U.S. President Barack Obama stopped the takeover.
BRUSSELS, Dec 8 The European Union has banned Iran's Aseman Airlines from operating within the EU due to safety concerns, in a blow to Tehran which is buying new jets to renew the country's ageing fleet following the lifting of long-term sanctions.
ZURICH, Dec 8 Telekom Austria Group said on Thursday it had agreed to buy a controlling stake in Croatian communications and computing group Metronet Telekomunikacije, which last year generated revenues of around 28 million euros ($30.2 million).
* Kremlin says Syrian war not part of talks with Qatar (Adds details, Kremlin quotes)
LONDON, Dec 8 Italian bank Intesa Sanpaolo is expected to provide the bulk of non-recourse funds to commodities trader Glencore to help it finance the purchase of a stake in the Kremlin oil major Rosneft, two sources familiar with the transaction said.
WASHINGTON President-elect Donald Trump is expected to name Andy Puzder, chief executive of CKE Restaurants Inc, as his nominee to head the U.S. Labor Department, according to a source familiar with the choice, putting a vocal critic of government intervention in labor markets in charge of workplace regulation.