2) Due to the trauma's associated with government planning and the Communist era, there is a consensus towards economic libertarianism, left-and-right, as well as Pro-American outlook in foreign policy.
3) They are more anti-Russian than Western European countries, Russia being culturally European, but geopolitically Asian. They are more or less sandwiched between Russia one hand, and Germany, Italy and France, who seek rapproachement with Russia, relying on Russian gas, and Russia relying more on them for its profits.
Former East-Germany wouldn't consitute Eastern European, since it has assimilated to the 'West German' political culture.